Home / 1,758.28-2,425.80-1,059.52

Finding the Fourth Proportional to 1,758.28, 2,425.80 and 1,059.52

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Solution

The fourth proportional to 1,758.28, 2,425.80 and 1,059.52 is: 1,461.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758.28 : 2,425.80 = 1,059.52 : x
  2. Step 2: Convert to fraction form
    1,758.28/2,425.80 = 1,059.52/x
  3. Step 3: Cross multiply
    1,758.28x = 2,425.80 × 1,059.52
  4. Step 4: Simplify right side
    1,758.28x = 2,570,183.62
  5. Step 5: Solve for x
    x = 2,570,183.62/1,758.28
  6. Step 6: Final answer
    x = 1,461.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.