Home / 7,207.42-10,812.66-4,088.86

Finding the Fourth Proportional to 7,207.42, 10,812.66 and 4,088.86

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Solution

The fourth proportional to 7,207.42, 10,812.66 and 4,088.86 is: 6,134.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.42 : 10,812.66 = 4,088.86 : x
  2. Step 2: Convert to fraction form
    7,207.42/10,812.66 = 4,088.86/x
  3. Step 3: Cross multiply
    7,207.42x = 10,812.66 × 4,088.86
  4. Step 4: Simplify right side
    7,207.42x = 44,211,452.97
  5. Step 5: Solve for x
    x = 44,211,452.97/7,207.42
  6. Step 6: Final answer
    x = 6,134.16

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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.