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Finding the Fourth Proportional to 8,937.92, 13,413.03 and 4,013.07

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Solution

The fourth proportional to 8,937.92, 13,413.03 and 4,013.07 is: 6,022.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.92 : 13,413.03 = 4,013.07 : x
  2. Step 2: Convert to fraction form
    8,937.92/13,413.03 = 4,013.07/x
  3. Step 3: Cross multiply
    8,937.92x = 13,413.03 × 4,013.07
  4. Step 4: Simplify right side
    8,937.92x = 53,827,428.30
  5. Step 5: Solve for x
    x = 53,827,428.30/8,937.92
  6. Step 6: Final answer
    x = 6,022.37

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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.