Home / 10,580.24-15,869.08-2,789.66

Finding the Fourth Proportional to 10,580.24, 15,869.08 and 2,789.66

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Solution

The fourth proportional to 10,580.24, 15,869.08 and 2,789.66 is: 4,184.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,580.24 : 15,869.08 = 2,789.66 : x
  2. Step 2: Convert to fraction form
    10,580.24/15,869.08 = 2,789.66/x
  3. Step 3: Cross multiply
    10,580.24x = 15,869.08 × 2,789.66
  4. Step 4: Simplify right side
    10,580.24x = 44,269,337.71
  5. Step 5: Solve for x
    x = 44,269,337.71/10,580.24
  6. Step 6: Final answer
    x = 4,184.15

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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.