Home / 4,013.08-5,540.34-2,691.16

Finding the Fourth Proportional to 4,013.08, 5,540.34 and 2,691.16

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Solution

The fourth proportional to 4,013.08, 5,540.34 and 2,691.16 is: 3,715.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.08 : 5,540.34 = 2,691.16 : x
  2. Step 2: Convert to fraction form
    4,013.08/5,540.34 = 2,691.16/x
  3. Step 3: Cross multiply
    4,013.08x = 5,540.34 × 2,691.16
  4. Step 4: Simplify right side
    4,013.08x = 14,909,941.39
  5. Step 5: Solve for x
    x = 14,909,941.39/4,013.08
  6. Step 6: Final answer
    x = 3,715.34

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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.