Home / 9,006.39-12,428.73-5,027.40

Finding the Fourth Proportional to 9,006.39, 12,428.73 and 5,027.40

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Solution

The fourth proportional to 9,006.39, 12,428.73 and 5,027.40 is: 6,937.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006.39 : 12,428.73 = 5,027.40 : x
  2. Step 2: Convert to fraction form
    9,006.39/12,428.73 = 5,027.40/x
  3. Step 3: Cross multiply
    9,006.39x = 12,428.73 × 5,027.40
  4. Step 4: Simplify right side
    9,006.39x = 62,484,197.20
  5. Step 5: Solve for x
    x = 62,484,197.20/9,006.39
  6. Step 6: Final answer
    x = 6,937.76

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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.