Home / 9,007.68-12,430.17-5,028

Finding the Fourth Proportional to 9,007.68, 12,430.17 and 5,028

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Solution

The fourth proportional to 9,007.68, 12,430.17 and 5,028 is: 6,938.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007.68 : 12,430.17 = 5,028 : x
  2. Step 2: Convert to fraction form
    9,007.68/12,430.17 = 5,028/x
  3. Step 3: Cross multiply
    9,007.68x = 12,430.17 × 5,028
  4. Step 4: Simplify right side
    9,007.68x = 62,498,894.76
  5. Step 5: Solve for x
    x = 62,498,894.76/9,007.68
  6. Step 6: Final answer
    x = 6,938.40

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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.