Home / 7,481.36-10,323.87-4,124.17

Finding the Fourth Proportional to 7,481.36, 10,323.87 and 4,124.17

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Solution

The fourth proportional to 7,481.36, 10,323.87 and 4,124.17 is: 5,691.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.36 : 10,323.87 = 4,124.17 : x
  2. Step 2: Convert to fraction form
    7,481.36/10,323.87 = 4,124.17/x
  3. Step 3: Cross multiply
    7,481.36x = 10,323.87 × 4,124.17
  4. Step 4: Simplify right side
    7,481.36x = 42,577,392.38
  5. Step 5: Solve for x
    x = 42,577,392.38/7,481.36
  6. Step 6: Final answer
    x = 5,691.13

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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.