Home / 1,502.14-2,253.13-528.17

Finding the Fourth Proportional to 1,502.14, 2,253.13 and 528.17

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Solution

The fourth proportional to 1,502.14, 2,253.13 and 528.17 is: 792.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502.14 : 2,253.13 = 528.17 : x
  2. Step 2: Convert to fraction form
    1,502.14/2,253.13 = 528.17/x
  3. Step 3: Cross multiply
    1,502.14x = 2,253.13 × 528.17
  4. Step 4: Simplify right side
    1,502.14x = 1,190,035.67
  5. Step 5: Solve for x
    x = 1,190,035.67/1,502.14
  6. Step 6: Final answer
    x = 792.23

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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.