Home / 5,449.08-7,519.76-3,090.76

Finding the Fourth Proportional to 5,449.08, 7,519.76 and 3,090.76

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Solution

The fourth proportional to 5,449.08, 7,519.76 and 3,090.76 is: 4,265.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.08 : 7,519.76 = 3,090.76 : x
  2. Step 2: Convert to fraction form
    5,449.08/7,519.76 = 3,090.76/x
  3. Step 3: Cross multiply
    5,449.08x = 7,519.76 × 3,090.76
  4. Step 4: Simplify right side
    5,449.08x = 23,241,773.42
  5. Step 5: Solve for x
    x = 23,241,773.42/5,449.08
  6. Step 6: Final answer
    x = 4,265.27

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Half scale
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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.