Home / 10,545.88-14,552.85-5,765.60

Finding the Fourth Proportional to 10,545.88, 14,552.85 and 5,765.60

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Solution

The fourth proportional to 10,545.88, 14,552.85 and 5,765.60 is: 7,956.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,545.88 : 14,552.85 = 5,765.60 : x
  2. Step 2: Convert to fraction form
    10,545.88/14,552.85 = 5,765.60/x
  3. Step 3: Cross multiply
    10,545.88x = 14,552.85 × 5,765.60
  4. Step 4: Simplify right side
    10,545.88x = 83,905,855.67
  5. Step 5: Solve for x
    x = 83,905,855.67/10,545.88
  6. Step 6: Final answer
    x = 7,956.27

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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.