Home / 11,428.16-17,151.94-4,507.52

Finding the Fourth Proportional to 11,428.16, 17,151.94 and 4,507.52

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Solution

The fourth proportional to 11,428.16, 17,151.94 and 4,507.52 is: 6,765.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,428.16 : 17,151.94 = 4,507.52 : x
  2. Step 2: Convert to fraction form
    11,428.16/17,151.94 = 4,507.52/x
  3. Step 3: Cross multiply
    11,428.16x = 17,151.94 × 4,507.52
  4. Step 4: Simplify right side
    11,428.16x = 77,312,712.59
  5. Step 5: Solve for x
    x = 77,312,712.59/11,428.16
  6. Step 6: Final answer
    x = 6,765.11

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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.