Home / 9,192.63-12,685.76-5,000.88

Finding the Fourth Proportional to 9,192.63, 12,685.76 and 5,000.88

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Solution

The fourth proportional to 9,192.63, 12,685.76 and 5,000.88 is: 6,901.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.63 : 12,685.76 = 5,000.88 : x
  2. Step 2: Convert to fraction form
    9,192.63/12,685.76 = 5,000.88/x
  3. Step 3: Cross multiply
    9,192.63x = 12,685.76 × 5,000.88
  4. Step 4: Simplify right side
    9,192.63x = 63,439,963.47
  5. Step 5: Solve for x
    x = 63,439,963.47/9,192.63
  6. Step 6: Final answer
    x = 6,901.18

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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.