Home / 5,233.06-7,851.41-1,947.09

Finding the Fourth Proportional to 5,233.06, 7,851.41 and 1,947.09

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Solution

The fourth proportional to 5,233.06, 7,851.41 and 1,947.09 is: 2,921.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.06 : 7,851.41 = 1,947.09 : x
  2. Step 2: Convert to fraction form
    5,233.06/7,851.41 = 1,947.09/x
  3. Step 3: Cross multiply
    5,233.06x = 7,851.41 × 1,947.09
  4. Step 4: Simplify right side
    5,233.06x = 15,287,401.90
  5. Step 5: Solve for x
    x = 15,287,401.90/5,233.06
  6. Step 6: Final answer
    x = 2,921.31

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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.