Home / 6,340.75-8,750.18-3,508.11

Finding the Fourth Proportional to 6,340.75, 8,750.18 and 3,508.11

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Solution

The fourth proportional to 6,340.75, 8,750.18 and 3,508.11 is: 4,841.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340.75 : 8,750.18 = 3,508.11 : x
  2. Step 2: Convert to fraction form
    6,340.75/8,750.18 = 3,508.11/x
  3. Step 3: Cross multiply
    6,340.75x = 8,750.18 × 3,508.11
  4. Step 4: Simplify right side
    6,340.75x = 30,696,583.00
  5. Step 5: Solve for x
    x = 30,696,583.00/6,340.75
  6. Step 6: Final answer
    x = 4,841.16

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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.