Home / 3,292.30-4,938.48-1,100.74

Finding the Fourth Proportional to 3,292.30, 4,938.48 and 1,100.74

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Solution

The fourth proportional to 3,292.30, 4,938.48 and 1,100.74 is: 1,651.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.30 : 4,938.48 = 1,100.74 : x
  2. Step 2: Convert to fraction form
    3,292.30/4,938.48 = 1,100.74/x
  3. Step 3: Cross multiply
    3,292.30x = 4,938.48 × 1,100.74
  4. Step 4: Simplify right side
    3,292.30x = 5,435,982.48
  5. Step 5: Solve for x
    x = 5,435,982.48/3,292.30
  6. Step 6: Final answer
    x = 1,651.12

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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.