Home / 8,160.96-11,267.42-6,268.92

Finding the Fourth Proportional to 8,160.96, 11,267.42 and 6,268.92

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Solution

The fourth proportional to 8,160.96, 11,267.42 and 6,268.92 is: 8,655.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.96 : 11,267.42 = 6,268.92 : x
  2. Step 2: Convert to fraction form
    8,160.96/11,267.42 = 6,268.92/x
  3. Step 3: Cross multiply
    8,160.96x = 11,267.42 × 6,268.92
  4. Step 4: Simplify right side
    8,160.96x = 70,634,554.59
  5. Step 5: Solve for x
    x = 70,634,554.59/8,160.96
  6. Step 6: Final answer
    x = 8,655.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.