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Finding the Fourth Proportional to 1,324.19, 1,826.96 and 882.16

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Solution

The fourth proportional to 1,324.19, 1,826.96 and 882.16 is: 1,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324.19 : 1,826.96 = 882.16 : x
  2. Step 2: Convert to fraction form
    1,324.19/1,826.96 = 882.16/x
  3. Step 3: Cross multiply
    1,324.19x = 1,826.96 × 882.16
  4. Step 4: Simplify right side
    1,324.19x = 1,611,671.03
  5. Step 5: Solve for x
    x = 1,611,671.03/1,324.19
  6. Step 6: Final answer
    x = 1,217.10

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.