Home / 5,156.10-7,731.54-2,233.08

Finding the Fourth Proportional to 5,156.10, 7,731.54 and 2,233.08

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Solution

The fourth proportional to 5,156.10, 7,731.54 and 2,233.08 is: 3,348.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156.10 : 7,731.54 = 2,233.08 : x
  2. Step 2: Convert to fraction form
    5,156.10/7,731.54 = 2,233.08/x
  3. Step 3: Cross multiply
    5,156.10x = 7,731.54 × 2,233.08
  4. Step 4: Simplify right side
    5,156.10x = 17,265,147.34
  5. Step 5: Solve for x
    x = 17,265,147.34/5,156.10
  6. Step 6: Final answer
    x = 3,348.49

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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.