Home / 10,070.62-13,897.44-5,594.78

Finding the Fourth Proportional to 10,070.62, 13,897.44 and 5,594.78

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Solution

The fourth proportional to 10,070.62, 13,897.44 and 5,594.78 is: 7,720.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070.62 : 13,897.44 = 5,594.78 : x
  2. Step 2: Convert to fraction form
    10,070.62/13,897.44 = 5,594.78/x
  3. Step 3: Cross multiply
    10,070.62x = 13,897.44 × 5,594.78
  4. Step 4: Simplify right side
    10,070.62x = 77,753,154.11
  5. Step 5: Solve for x
    x = 77,753,154.11/10,070.62
  6. Step 6: Final answer
    x = 7,720.79

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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.