Home / 5,516.25-7,612.43-3,032.25

Finding the Fourth Proportional to 5,516.25, 7,612.43 and 3,032.25

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Solution

The fourth proportional to 5,516.25, 7,612.43 and 3,032.25 is: 4,184.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.25 : 7,612.43 = 3,032.25 : x
  2. Step 2: Convert to fraction form
    5,516.25/7,612.43 = 3,032.25/x
  3. Step 3: Cross multiply
    5,516.25x = 7,612.43 × 3,032.25
  4. Step 4: Simplify right side
    5,516.25x = 23,082,775.71
  5. Step 5: Solve for x
    x = 23,082,775.71/5,516.25
  6. Step 6: Final answer
    x = 4,184.51

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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.