Home / 6,815.48-10,217.76-6,268.76

Finding the Fourth Proportional to 6,815.48, 10,217.76 and 6,268.76

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Solution

The fourth proportional to 6,815.48, 10,217.76 and 6,268.76 is: 9,398.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815.48 : 10,217.76 = 6,268.76 : x
  2. Step 2: Convert to fraction form
    6,815.48/10,217.76 = 6,268.76/x
  3. Step 3: Cross multiply
    6,815.48x = 10,217.76 × 6,268.76
  4. Step 4: Simplify right side
    6,815.48x = 64,052,685.18
  5. Step 5: Solve for x
    x = 64,052,685.18/6,815.48
  6. Step 6: Final answer
    x = 9,398.12

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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.