Home / 1,502.76-2,073.21-943.04

Finding the Fourth Proportional to 1,502.76, 2,073.21 and 943.04

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Solution

The fourth proportional to 1,502.76, 2,073.21 and 943.04 is: 1,301.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502.76 : 2,073.21 = 943.04 : x
  2. Step 2: Convert to fraction form
    1,502.76/2,073.21 = 943.04/x
  3. Step 3: Cross multiply
    1,502.76x = 2,073.21 × 943.04
  4. Step 4: Simplify right side
    1,502.76x = 1,955,119.96
  5. Step 5: Solve for x
    x = 1,955,119.96/1,502.76
  6. Step 6: Final answer
    x = 1,301.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.