Home / 3,757.02-5,635.80-1,124.32

Finding the Fourth Proportional to 3,757.02, 5,635.80 and 1,124.32

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Solution

The fourth proportional to 3,757.02, 5,635.80 and 1,124.32 is: 1,686.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.02 : 5,635.80 = 1,124.32 : x
  2. Step 2: Convert to fraction form
    3,757.02/5,635.80 = 1,124.32/x
  3. Step 3: Cross multiply
    3,757.02x = 5,635.80 × 1,124.32
  4. Step 4: Simplify right side
    3,757.02x = 6,336,442.66
  5. Step 5: Solve for x
    x = 6,336,442.66/3,757.02
  6. Step 6: Final answer
    x = 1,686.56

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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.