Home / 5,407.58-7,451.97-3,613.03

Finding the Fourth Proportional to 5,407.58, 7,451.97 and 3,613.03

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Solution

The fourth proportional to 5,407.58, 7,451.97 and 3,613.03 is: 4,978.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,407.58 : 7,451.97 = 3,613.03 : x
  2. Step 2: Convert to fraction form
    5,407.58/7,451.97 = 3,613.03/x
  3. Step 3: Cross multiply
    5,407.58x = 7,451.97 × 3,613.03
  4. Step 4: Simplify right side
    5,407.58x = 26,924,158.99
  5. Step 5: Solve for x
    x = 26,924,158.99/5,407.58
  6. Step 6: Final answer
    x = 4,978.96

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1.5x scale

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.