Home / 1,567.18-2,349.60-1,306.63

Finding the Fourth Proportional to 1,567.18, 2,349.60 and 1,306.63

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Solution

The fourth proportional to 1,567.18, 2,349.60 and 1,306.63 is: 1,958.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.18 : 2,349.60 = 1,306.63 : x
  2. Step 2: Convert to fraction form
    1,567.18/2,349.60 = 1,306.63/x
  3. Step 3: Cross multiply
    1,567.18x = 2,349.60 × 1,306.63
  4. Step 4: Simplify right side
    1,567.18x = 3,070,057.85
  5. Step 5: Solve for x
    x = 3,070,057.85/1,567.18
  6. Step 6: Final answer
    x = 1,958.97

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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.