Home / 4,065.43-5,611.04-2,631.55

Finding the Fourth Proportional to 4,065.43, 5,611.04 and 2,631.55

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Solution

The fourth proportional to 4,065.43, 5,611.04 and 2,631.55 is: 3,632.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.43 : 5,611.04 = 2,631.55 : x
  2. Step 2: Convert to fraction form
    4,065.43/5,611.04 = 2,631.55/x
  3. Step 3: Cross multiply
    4,065.43x = 5,611.04 × 2,631.55
  4. Step 4: Simplify right side
    4,065.43x = 14,765,719.15
  5. Step 5: Solve for x
    x = 14,765,719.15/4,065.43
  6. Step 6: Final answer
    x = 3,632.02

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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.