Home / 2,649.10-3,973.65-2,217.10

Finding the Fourth Proportional to 2,649.10, 3,973.65 and 2,217.10

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Solution

The fourth proportional to 2,649.10, 3,973.65 and 2,217.10 is: 3,325.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649.10 : 3,973.65 = 2,217.10 : x
  2. Step 2: Convert to fraction form
    2,649.10/3,973.65 = 2,217.10/x
  3. Step 3: Cross multiply
    2,649.10x = 3,973.65 × 2,217.10
  4. Step 4: Simplify right side
    2,649.10x = 8,809,979.42
  5. Step 5: Solve for x
    x = 8,809,979.42/2,649.10
  6. Step 6: Final answer
    x = 3,325.65

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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.