Home / 2,355.37-3,529.92-1,242.52

Finding the Fourth Proportional to 2,355.37, 3,529.92 and 1,242.52

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Solution

The fourth proportional to 2,355.37, 3,529.92 and 1,242.52 is: 1,862.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.37 : 3,529.92 = 1,242.52 : x
  2. Step 2: Convert to fraction form
    2,355.37/3,529.92 = 1,242.52/x
  3. Step 3: Cross multiply
    2,355.37x = 3,529.92 × 1,242.52
  4. Step 4: Simplify right side
    2,355.37x = 4,385,996.20
  5. Step 5: Solve for x
    x = 4,385,996.20/2,355.37
  6. Step 6: Final answer
    x = 1,862.13

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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.