Home / 10,311.13-14,229.38-5,595.41

Finding the Fourth Proportional to 10,311.13, 14,229.38 and 5,595.41

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Solution

The fourth proportional to 10,311.13, 14,229.38 and 5,595.41 is: 7,721.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,311.13 : 14,229.38 = 5,595.41 : x
  2. Step 2: Convert to fraction form
    10,311.13/14,229.38 = 5,595.41/x
  3. Step 3: Cross multiply
    10,311.13x = 14,229.38 × 5,595.41
  4. Step 4: Simplify right side
    10,311.13x = 79,619,215.15
  5. Step 5: Solve for x
    x = 79,619,215.15/10,311.13
  6. Step 6: Final answer
    x = 7,721.68

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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.