Home / 3,545.97-4,887.32-2,660.24

Finding the Fourth Proportional to 3,545.97, 4,887.32 and 2,660.24

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Solution

The fourth proportional to 3,545.97, 4,887.32 and 2,660.24 is: 3,666.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.97 : 4,887.32 = 2,660.24 : x
  2. Step 2: Convert to fraction form
    3,545.97/4,887.32 = 2,660.24/x
  3. Step 3: Cross multiply
    3,545.97x = 4,887.32 × 2,660.24
  4. Step 4: Simplify right side
    3,545.97x = 13,001,406.42
  5. Step 5: Solve for x
    x = 13,001,406.42/3,545.97
  6. Step 6: Final answer
    x = 3,666.53

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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.