Home / 3,602.80-5,395.56-2,445.04

Finding the Fourth Proportional to 3,602.80, 5,395.56 and 2,445.04

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Solution

The fourth proportional to 3,602.80, 5,395.56 and 2,445.04 is: 3,661.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.80 : 5,395.56 = 2,445.04 : x
  2. Step 2: Convert to fraction form
    3,602.80/5,395.56 = 2,445.04/x
  3. Step 3: Cross multiply
    3,602.80x = 5,395.56 × 2,445.04
  4. Step 4: Simplify right side
    3,602.80x = 13,192,360.02
  5. Step 5: Solve for x
    x = 13,192,360.02/3,602.80
  6. Step 6: Final answer
    x = 3,661.70

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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.