Home / 6,826.12-10,229.67-5,158.88

Finding the Fourth Proportional to 6,826.12, 10,229.67 and 5,158.88

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Solution

The fourth proportional to 6,826.12, 10,229.67 and 5,158.88 is: 7,731.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826.12 : 10,229.67 = 5,158.88 : x
  2. Step 2: Convert to fraction form
    6,826.12/10,229.67 = 5,158.88/x
  3. Step 3: Cross multiply
    6,826.12x = 10,229.67 × 5,158.88
  4. Step 4: Simplify right side
    6,826.12x = 52,773,598.29
  5. Step 5: Solve for x
    x = 52,773,598.29/6,826.12
  6. Step 6: Final answer
    x = 7,731.12

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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.