Home / 10,862.18-16,296.15-3,937.70

Finding the Fourth Proportional to 10,862.18, 16,296.15 and 3,937.70

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Solution

The fourth proportional to 10,862.18, 16,296.15 and 3,937.70 is: 5,907.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,862.18 : 16,296.15 = 3,937.70 : x
  2. Step 2: Convert to fraction form
    10,862.18/16,296.15 = 3,937.70/x
  3. Step 3: Cross multiply
    10,862.18x = 16,296.15 × 3,937.70
  4. Step 4: Simplify right side
    10,862.18x = 64,169,349.86
  5. Step 5: Solve for x
    x = 64,169,349.86/10,862.18
  6. Step 6: Final answer
    x = 5,907.59

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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.