Home / 3,220.59-4,443.13-1,892.19

Finding the Fourth Proportional to 3,220.59, 4,443.13 and 1,892.19

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Solution

The fourth proportional to 3,220.59, 4,443.13 and 1,892.19 is: 2,610.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220.59 : 4,443.13 = 1,892.19 : x
  2. Step 2: Convert to fraction form
    3,220.59/4,443.13 = 1,892.19/x
  3. Step 3: Cross multiply
    3,220.59x = 4,443.13 × 1,892.19
  4. Step 4: Simplify right side
    3,220.59x = 8,407,219.21
  5. Step 5: Solve for x
    x = 8,407,219.21/3,220.59
  6. Step 6: Final answer
    x = 2,610.46

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.