Home / 9,007.08-12,428.53-5,027.68

Finding the Fourth Proportional to 9,007.08, 12,428.53 and 5,027.68

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Solution

The fourth proportional to 9,007.08, 12,428.53 and 5,027.68 is: 6,937.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007.08 : 12,428.53 = 5,027.68 : x
  2. Step 2: Convert to fraction form
    9,007.08/12,428.53 = 5,027.68/x
  3. Step 3: Cross multiply
    9,007.08x = 12,428.53 × 5,027.68
  4. Step 4: Simplify right side
    9,007.08x = 62,486,671.71
  5. Step 5: Solve for x
    x = 62,486,671.71/9,007.08
  6. Step 6: Final answer
    x = 6,937.51

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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.