Home / 10,897.12-16,346.09-3,500.61

Finding the Fourth Proportional to 10,897.12, 16,346.09 and 3,500.61

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Solution

The fourth proportional to 10,897.12, 16,346.09 and 3,500.61 is: 5,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897.12 : 16,346.09 = 3,500.61 : x
  2. Step 2: Convert to fraction form
    10,897.12/16,346.09 = 3,500.61/x
  3. Step 3: Cross multiply
    10,897.12x = 16,346.09 × 3,500.61
  4. Step 4: Simplify right side
    10,897.12x = 57,221,286.11
  5. Step 5: Solve for x
    x = 57,221,286.11/10,897.12
  6. Step 6: Final answer
    x = 5,251.05

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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.