Home / 1,354.14-2,034.64-1,299.47

Finding the Fourth Proportional to 1,354.14, 2,034.64 and 1,299.47

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Solution

The fourth proportional to 1,354.14, 2,034.64 and 1,299.47 is: 1,952.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354.14 : 2,034.64 = 1,299.47 : x
  2. Step 2: Convert to fraction form
    1,354.14/2,034.64 = 1,299.47/x
  3. Step 3: Cross multiply
    1,354.14x = 2,034.64 × 1,299.47
  4. Step 4: Simplify right side
    1,354.14x = 2,643,937.78
  5. Step 5: Solve for x
    x = 2,643,937.78/1,354.14
  6. Step 6: Final answer
    x = 1,952.48

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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.