Home / 8,776.53-13,169.25-5,082.12

Finding the Fourth Proportional to 8,776.53, 13,169.25 and 5,082.12

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Solution

The fourth proportional to 8,776.53, 13,169.25 and 5,082.12 is: 7,625.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.53 : 13,169.25 = 5,082.12 : x
  2. Step 2: Convert to fraction form
    8,776.53/13,169.25 = 5,082.12/x
  3. Step 3: Cross multiply
    8,776.53x = 13,169.25 × 5,082.12
  4. Step 4: Simplify right side
    8,776.53x = 66,927,708.81
  5. Step 5: Solve for x
    x = 66,927,708.81/8,776.53
  6. Step 6: Final answer
    x = 7,625.76

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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.