Home / 7,963.32-10,988.14-4,426.52

Finding the Fourth Proportional to 7,963.32, 10,988.14 and 4,426.52

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Solution

The fourth proportional to 7,963.32, 10,988.14 and 4,426.52 is: 6,107.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,963.32 : 10,988.14 = 4,426.52 : x
  2. Step 2: Convert to fraction form
    7,963.32/10,988.14 = 4,426.52/x
  3. Step 3: Cross multiply
    7,963.32x = 10,988.14 × 4,426.52
  4. Step 4: Simplify right side
    7,963.32x = 48,639,221.47
  5. Step 5: Solve for x
    x = 48,639,221.47/7,963.32
  6. Step 6: Final answer
    x = 6,107.91

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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.