Home / 10,540.60-14,545.90-5,824.78

Finding the Fourth Proportional to 10,540.60, 14,545.90 and 5,824.78

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Solution

The fourth proportional to 10,540.60, 14,545.90 and 5,824.78 is: 8,038.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,540.60 : 14,545.90 = 5,824.78 : x
  2. Step 2: Convert to fraction form
    10,540.60/14,545.90 = 5,824.78/x
  3. Step 3: Cross multiply
    10,540.60x = 14,545.90 × 5,824.78
  4. Step 4: Simplify right side
    10,540.60x = 84,726,667.40
  5. Step 5: Solve for x
    x = 84,726,667.40/10,540.60
  6. Step 6: Final answer
    x = 8,038.13

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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.