Home / 5,449.16-7,515.06-3,560

Finding the Fourth Proportional to 5,449.16, 7,515.06 and 3,560

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Solution

The fourth proportional to 5,449.16, 7,515.06 and 3,560 is: 4,909.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.16 : 7,515.06 = 3,560 : x
  2. Step 2: Convert to fraction form
    5,449.16/7,515.06 = 3,560/x
  3. Step 3: Cross multiply
    5,449.16x = 7,515.06 × 3,560
  4. Step 4: Simplify right side
    5,449.16x = 26,753,613.60
  5. Step 5: Solve for x
    x = 26,753,613.60/5,449.16
  6. Step 6: Final answer
    x = 4,909.68

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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.