Home / 5,233.40-7,849.20-1,944.80

Finding the Fourth Proportional to 5,233.40, 7,849.20 and 1,944.80

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Solution

The fourth proportional to 5,233.40, 7,849.20 and 1,944.80 is: 2,916.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.40 : 7,849.20 = 1,944.80 : x
  2. Step 2: Convert to fraction form
    5,233.40/7,849.20 = 1,944.80/x
  3. Step 3: Cross multiply
    5,233.40x = 7,849.20 × 1,944.80
  4. Step 4: Simplify right side
    5,233.40x = 15,265,124.16
  5. Step 5: Solve for x
    x = 15,265,124.16/5,233.40
  6. Step 6: Final answer
    x = 2,916.87

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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.