Home / 7,937.52-11,901.95-3,778.46

Finding the Fourth Proportional to 7,937.52, 11,901.95 and 3,778.46

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Solution

The fourth proportional to 7,937.52, 11,901.95 and 3,778.46 is: 5,665.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.52 : 11,901.95 = 3,778.46 : x
  2. Step 2: Convert to fraction form
    7,937.52/11,901.95 = 3,778.46/x
  3. Step 3: Cross multiply
    7,937.52x = 11,901.95 × 3,778.46
  4. Step 4: Simplify right side
    7,937.52x = 44,971,042.00
  5. Step 5: Solve for x
    x = 44,971,042.00/7,937.52
  6. Step 6: Final answer
    x = 5,665.63

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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.