Home / 7,166.16-10,757.88-4,247.76

Finding the Fourth Proportional to 7,166.16, 10,757.88 and 4,247.76

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Solution

The fourth proportional to 7,166.16, 10,757.88 and 4,247.76 is: 6,376.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.16 : 10,757.88 = 4,247.76 : x
  2. Step 2: Convert to fraction form
    7,166.16/10,757.88 = 4,247.76/x
  3. Step 3: Cross multiply
    7,166.16x = 10,757.88 × 4,247.76
  4. Step 4: Simplify right side
    7,166.16x = 45,696,892.35
  5. Step 5: Solve for x
    x = 45,696,892.35/7,166.16
  6. Step 6: Final answer
    x = 6,376.76

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1.5x scale

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.