Home / 4,131.60-6,200.70-1,535.28

Finding the Fourth Proportional to 4,131.60, 6,200.70 and 1,535.28

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Solution

The fourth proportional to 4,131.60, 6,200.70 and 1,535.28 is: 2,304.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.60 : 6,200.70 = 1,535.28 : x
  2. Step 2: Convert to fraction form
    4,131.60/6,200.70 = 1,535.28/x
  3. Step 3: Cross multiply
    4,131.60x = 6,200.70 × 1,535.28
  4. Step 4: Simplify right side
    4,131.60x = 9,519,810.70
  5. Step 5: Solve for x
    x = 9,519,810.70/4,131.60
  6. Step 6: Final answer
    x = 2,304.15

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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.