Home / 10,418.34-14,379.17-5,882.40

Finding the Fourth Proportional to 10,418.34, 14,379.17 and 5,882.40

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Solution

The fourth proportional to 10,418.34, 14,379.17 and 5,882.40 is: 8,118.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,418.34 : 14,379.17 = 5,882.40 : x
  2. Step 2: Convert to fraction form
    10,418.34/14,379.17 = 5,882.40/x
  3. Step 3: Cross multiply
    10,418.34x = 14,379.17 × 5,882.40
  4. Step 4: Simplify right side
    10,418.34x = 84,584,000.20
  5. Step 5: Solve for x
    x = 84,584,000.20/10,418.34
  6. Step 6: Final answer
    x = 8,118.76

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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.