Home / 1,651.81-2,472.85-1,102.63

Finding the Fourth Proportional to 1,651.81, 2,472.85 and 1,102.63

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Solution

The fourth proportional to 1,651.81, 2,472.85 and 1,102.63 is: 1,650.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651.81 : 2,472.85 = 1,102.63 : x
  2. Step 2: Convert to fraction form
    1,651.81/2,472.85 = 1,102.63/x
  3. Step 3: Cross multiply
    1,651.81x = 2,472.85 × 1,102.63
  4. Step 4: Simplify right side
    1,651.81x = 2,726,629.92
  5. Step 5: Solve for x
    x = 2,726,629.92/1,651.81
  6. Step 6: Final answer
    x = 1,650.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.