Home / 5,434.30-7,499.44-3,076.44

Finding the Fourth Proportional to 5,434.30, 7,499.44 and 3,076.44

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Solution

The fourth proportional to 5,434.30, 7,499.44 and 3,076.44 is: 4,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.30 : 7,499.44 = 3,076.44 : x
  2. Step 2: Convert to fraction form
    5,434.30/7,499.44 = 3,076.44/x
  3. Step 3: Cross multiply
    5,434.30x = 7,499.44 × 3,076.44
  4. Step 4: Simplify right side
    5,434.30x = 23,071,577.19
  5. Step 5: Solve for x
    x = 23,071,577.19/5,434.30
  6. Step 6: Final answer
    x = 4,245.55

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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.