Home / 2,502.90-3,752.70-1,332.15

Finding the Fourth Proportional to 2,502.90, 3,752.70 and 1,332.15

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Solution

The fourth proportional to 2,502.90, 3,752.70 and 1,332.15 is: 1,997.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.90 : 3,752.70 = 1,332.15 : x
  2. Step 2: Convert to fraction form
    2,502.90/3,752.70 = 1,332.15/x
  3. Step 3: Cross multiply
    2,502.90x = 3,752.70 × 1,332.15
  4. Step 4: Simplify right side
    2,502.90x = 4,999,159.31
  5. Step 5: Solve for x
    x = 4,999,159.31/2,502.90
  6. Step 6: Final answer
    x = 1,997.35

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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.