Home / 9,127.34-13,691.04-2,553.58

Finding the Fourth Proportional to 9,127.34, 13,691.04 and 2,553.58

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Solution

The fourth proportional to 9,127.34, 13,691.04 and 2,553.58 is: 3,830.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.34 : 13,691.04 = 2,553.58 : x
  2. Step 2: Convert to fraction form
    9,127.34/13,691.04 = 2,553.58/x
  3. Step 3: Cross multiply
    9,127.34x = 13,691.04 × 2,553.58
  4. Step 4: Simplify right side
    9,127.34x = 34,961,173.46
  5. Step 5: Solve for x
    x = 34,961,173.46/9,127.34
  6. Step 6: Final answer
    x = 3,830.38

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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.