Home / 4,901.92-7,345.68-3,864.46

Finding the Fourth Proportional to 4,901.92, 7,345.68 and 3,864.46

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Solution

The fourth proportional to 4,901.92, 7,345.68 and 3,864.46 is: 5,791.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.92 : 7,345.68 = 3,864.46 : x
  2. Step 2: Convert to fraction form
    4,901.92/7,345.68 = 3,864.46/x
  3. Step 3: Cross multiply
    4,901.92x = 7,345.68 × 3,864.46
  4. Step 4: Simplify right side
    4,901.92x = 28,387,086.53
  5. Step 5: Solve for x
    x = 28,387,086.53/4,901.92
  6. Step 6: Final answer
    x = 5,791.01

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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.