Home / 10,540.40-14,545.18-5,824.38

Finding the Fourth Proportional to 10,540.40, 14,545.18 and 5,824.38

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Solution

The fourth proportional to 10,540.40, 14,545.18 and 5,824.38 is: 8,037.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,540.40 : 14,545.18 = 5,824.38 : x
  2. Step 2: Convert to fraction form
    10,540.40/14,545.18 = 5,824.38/x
  3. Step 3: Cross multiply
    10,540.40x = 14,545.18 × 5,824.38
  4. Step 4: Simplify right side
    10,540.40x = 84,716,655.49
  5. Step 5: Solve for x
    x = 84,716,655.49/10,540.40
  6. Step 6: Final answer
    x = 8,037.33

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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.