Home / 3,339.30-4,608.20-1,847.20

Finding the Fourth Proportional to 3,339.30, 4,608.20 and 1,847.20

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Solution

The fourth proportional to 3,339.30, 4,608.20 and 1,847.20 is: 2,549.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.30 : 4,608.20 = 1,847.20 : x
  2. Step 2: Convert to fraction form
    3,339.30/4,608.20 = 1,847.20/x
  3. Step 3: Cross multiply
    3,339.30x = 4,608.20 × 1,847.20
  4. Step 4: Simplify right side
    3,339.30x = 8,512,267.04
  5. Step 5: Solve for x
    x = 8,512,267.04/3,339.30
  6. Step 6: Final answer
    x = 2,549.12

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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.