Home / 8,265.67-11,405.41-4,908.63

Finding the Fourth Proportional to 8,265.67, 11,405.41 and 4,908.63

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Solution

The fourth proportional to 8,265.67, 11,405.41 and 4,908.63 is: 6,773.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265.67 : 11,405.41 = 4,908.63 : x
  2. Step 2: Convert to fraction form
    8,265.67/11,405.41 = 4,908.63/x
  3. Step 3: Cross multiply
    8,265.67x = 11,405.41 × 4,908.63
  4. Step 4: Simplify right side
    8,265.67x = 55,984,901.05
  5. Step 5: Solve for x
    x = 55,984,901.05/8,265.67
  6. Step 6: Final answer
    x = 6,773.18

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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.