Home / 5,685.48-8,516.88-4,517.46

Finding the Fourth Proportional to 5,685.48, 8,516.88 and 4,517.46

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Solution

The fourth proportional to 5,685.48, 8,516.88 and 4,517.46 is: 6,767.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,685.48 : 8,516.88 = 4,517.46 : x
  2. Step 2: Convert to fraction form
    5,685.48/8,516.88 = 4,517.46/x
  3. Step 3: Cross multiply
    5,685.48x = 8,516.88 × 4,517.46
  4. Step 4: Simplify right side
    5,685.48x = 38,474,664.72
  5. Step 5: Solve for x
    x = 38,474,664.72/5,685.48
  6. Step 6: Final answer
    x = 6,767.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.