Home / 3,149.08-4,346.27-1,823.60

Finding the Fourth Proportional to 3,149.08, 4,346.27 and 1,823.60

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Solution

The fourth proportional to 3,149.08, 4,346.27 and 1,823.60 is: 2,516.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.08 : 4,346.27 = 1,823.60 : x
  2. Step 2: Convert to fraction form
    3,149.08/4,346.27 = 1,823.60/x
  3. Step 3: Cross multiply
    3,149.08x = 4,346.27 × 1,823.60
  4. Step 4: Simplify right side
    3,149.08x = 7,925,857.97
  5. Step 5: Solve for x
    x = 7,925,857.97/3,149.08
  6. Step 6: Final answer
    x = 2,516.88

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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.