Home / 1,510.18-2,265.84-1,027.78

Finding the Fourth Proportional to 1,510.18, 2,265.84 and 1,027.78

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Solution

The fourth proportional to 1,510.18, 2,265.84 and 1,027.78 is: 1,542.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510.18 : 2,265.84 = 1,027.78 : x
  2. Step 2: Convert to fraction form
    1,510.18/2,265.84 = 1,027.78/x
  3. Step 3: Cross multiply
    1,510.18x = 2,265.84 × 1,027.78
  4. Step 4: Simplify right side
    1,510.18x = 2,328,785.04
  5. Step 5: Solve for x
    x = 2,328,785.04/1,510.18
  6. Step 6: Final answer
    x = 1,542.06

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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.