Home / 8,012.46-11,057.04-4,869.66

Finding the Fourth Proportional to 8,012.46, 11,057.04 and 4,869.66

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Solution

The fourth proportional to 8,012.46, 11,057.04 and 4,869.66 is: 6,720.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012.46 : 11,057.04 = 4,869.66 : x
  2. Step 2: Convert to fraction form
    8,012.46/11,057.04 = 4,869.66/x
  3. Step 3: Cross multiply
    8,012.46x = 11,057.04 × 4,869.66
  4. Step 4: Simplify right side
    8,012.46x = 53,844,025.41
  5. Step 5: Solve for x
    x = 53,844,025.41/8,012.46
  6. Step 6: Final answer
    x = 6,720.04

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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.