Home / 6,778.30-10,151.60-5,863.90

Finding the Fourth Proportional to 6,778.30, 10,151.60 and 5,863.90

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Solution

The fourth proportional to 6,778.30, 10,151.60 and 5,863.90 is: 8,782.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778.30 : 10,151.60 = 5,863.90 : x
  2. Step 2: Convert to fraction form
    6,778.30/10,151.60 = 5,863.90/x
  3. Step 3: Cross multiply
    6,778.30x = 10,151.60 × 5,863.90
  4. Step 4: Simplify right side
    6,778.30x = 59,527,967.24
  5. Step 5: Solve for x
    x = 59,527,967.24/6,778.30
  6. Step 6: Final answer
    x = 8,782.14

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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.