Home / 5,599.66-8,398.28-2,311.90

Finding the Fourth Proportional to 5,599.66, 8,398.28 and 2,311.90

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Solution

The fourth proportional to 5,599.66, 8,398.28 and 2,311.90 is: 3,467.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,599.66 : 8,398.28 = 2,311.90 : x
  2. Step 2: Convert to fraction form
    5,599.66/8,398.28 = 2,311.90/x
  3. Step 3: Cross multiply
    5,599.66x = 8,398.28 × 2,311.90
  4. Step 4: Simplify right side
    5,599.66x = 19,415,983.53
  5. Step 5: Solve for x
    x = 19,415,983.53/5,599.66
  6. Step 6: Final answer
    x = 3,467.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.