Home / 1,022.52-1,534.46-1,018.76

Finding the Fourth Proportional to 1,022.52, 1,534.46 and 1,018.76

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Solution

The fourth proportional to 1,022.52, 1,534.46 and 1,018.76 is: 1,528.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022.52 : 1,534.46 = 1,018.76 : x
  2. Step 2: Convert to fraction form
    1,022.52/1,534.46 = 1,018.76/x
  3. Step 3: Cross multiply
    1,022.52x = 1,534.46 × 1,018.76
  4. Step 4: Simplify right side
    1,022.52x = 1,563,246.47
  5. Step 5: Solve for x
    x = 1,563,246.47/1,022.52
  6. Step 6: Final answer
    x = 1,528.82

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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.