Home / 8,265.60-11,406.12-4,908.84

Finding the Fourth Proportional to 8,265.60, 11,406.12 and 4,908.84

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Solution

The fourth proportional to 8,265.60, 11,406.12 and 4,908.84 is: 6,773.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265.60 : 11,406.12 = 4,908.84 : x
  2. Step 2: Convert to fraction form
    8,265.60/11,406.12 = 4,908.84/x
  3. Step 3: Cross multiply
    8,265.60x = 11,406.12 × 4,908.84
  4. Step 4: Simplify right side
    8,265.60x = 55,990,818.10
  5. Step 5: Solve for x
    x = 55,990,818.10/8,265.60
  6. Step 6: Final answer
    x = 6,773.96

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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.