Home / 6,705.32-9,253.23-3,872.66

Finding the Fourth Proportional to 6,705.32, 9,253.23 and 3,872.66

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Solution

The fourth proportional to 6,705.32, 9,253.23 and 3,872.66 is: 5,344.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,705.32 : 9,253.23 = 3,872.66 : x
  2. Step 2: Convert to fraction form
    6,705.32/9,253.23 = 3,872.66/x
  3. Step 3: Cross multiply
    6,705.32x = 9,253.23 × 3,872.66
  4. Step 4: Simplify right side
    6,705.32x = 35,834,613.69
  5. Step 5: Solve for x
    x = 35,834,613.69/6,705.32
  6. Step 6: Final answer
    x = 5,344.21

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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.