Home / 5,398.10-7,449.34-3,008.08

Finding the Fourth Proportional to 5,398.10, 7,449.34 and 3,008.08

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Solution

The fourth proportional to 5,398.10, 7,449.34 and 3,008.08 is: 4,151.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398.10 : 7,449.34 = 3,008.08 : x
  2. Step 2: Convert to fraction form
    5,398.10/7,449.34 = 3,008.08/x
  3. Step 3: Cross multiply
    5,398.10x = 7,449.34 × 3,008.08
  4. Step 4: Simplify right side
    5,398.10x = 22,408,158.38
  5. Step 5: Solve for x
    x = 22,408,158.38/5,398.10
  6. Step 6: Final answer
    x = 4,151.12

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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.