Home / 3,502.24-5,253.88-1,281.18

Finding the Fourth Proportional to 3,502.24, 5,253.88 and 1,281.18

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Solution

The fourth proportional to 3,502.24, 5,253.88 and 1,281.18 is: 1,921.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502.24 : 5,253.88 = 1,281.18 : x
  2. Step 2: Convert to fraction form
    3,502.24/5,253.88 = 1,281.18/x
  3. Step 3: Cross multiply
    3,502.24x = 5,253.88 × 1,281.18
  4. Step 4: Simplify right side
    3,502.24x = 6,731,165.98
  5. Step 5: Solve for x
    x = 6,731,165.98/3,502.24
  6. Step 6: Final answer
    x = 1,921.96

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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.