Home / 1,932.45-2,885.73-1,516.92

Finding the Fourth Proportional to 1,932.45, 2,885.73 and 1,516.92

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Solution

The fourth proportional to 1,932.45, 2,885.73 and 1,516.92 is: 2,265.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.45 : 2,885.73 = 1,516.92 : x
  2. Step 2: Convert to fraction form
    1,932.45/2,885.73 = 1,516.92/x
  3. Step 3: Cross multiply
    1,932.45x = 2,885.73 × 1,516.92
  4. Step 4: Simplify right side
    1,932.45x = 4,377,421.55
  5. Step 5: Solve for x
    x = 4,377,421.55/1,932.45
  6. Step 6: Final answer
    x = 2,265.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.