Home / 5,530.29-8,298.67-3,968.61

Finding the Fourth Proportional to 5,530.29, 8,298.67 and 3,968.61

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Solution

The fourth proportional to 5,530.29, 8,298.67 and 3,968.61 is: 5,955.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.29 : 8,298.67 = 3,968.61 : x
  2. Step 2: Convert to fraction form
    5,530.29/8,298.67 = 3,968.61/x
  3. Step 3: Cross multiply
    5,530.29x = 8,298.67 × 3,968.61
  4. Step 4: Simplify right side
    5,530.29x = 32,934,184.75
  5. Step 5: Solve for x
    x = 32,934,184.75/5,530.29
  6. Step 6: Final answer
    x = 5,955.24

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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.