Home / 1,502.48-2,255.52-1,009.28

Finding the Fourth Proportional to 1,502.48, 2,255.52 and 1,009.28

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Solution

The fourth proportional to 1,502.48, 2,255.52 and 1,009.28 is: 1,515.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502.48 : 2,255.52 = 1,009.28 : x
  2. Step 2: Convert to fraction form
    1,502.48/2,255.52 = 1,009.28/x
  3. Step 3: Cross multiply
    1,502.48x = 2,255.52 × 1,009.28
  4. Step 4: Simplify right side
    1,502.48x = 2,276,451.23
  5. Step 5: Solve for x
    x = 2,276,451.23/1,502.48
  6. Step 6: Final answer
    x = 1,515.13

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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.