Home / 3,729.18-5,592.96-1,131.24

Finding the Fourth Proportional to 3,729.18, 5,592.96 and 1,131.24

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Solution

The fourth proportional to 3,729.18, 5,592.96 and 1,131.24 is: 1,696.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.18 : 5,592.96 = 1,131.24 : x
  2. Step 2: Convert to fraction form
    3,729.18/5,592.96 = 1,131.24/x
  3. Step 3: Cross multiply
    3,729.18x = 5,592.96 × 1,131.24
  4. Step 4: Simplify right side
    3,729.18x = 6,326,980.07
  5. Step 5: Solve for x
    x = 6,326,980.07/3,729.18
  6. Step 6: Final answer
    x = 1,696.61

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1.5x scale

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.