Home / 3,255.20-4,492.15-1,763.08

Finding the Fourth Proportional to 3,255.20, 4,492.15 and 1,763.08

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Solution

The fourth proportional to 3,255.20, 4,492.15 and 1,763.08 is: 2,433.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.20 : 4,492.15 = 1,763.08 : x
  2. Step 2: Convert to fraction form
    3,255.20/4,492.15 = 1,763.08/x
  3. Step 3: Cross multiply
    3,255.20x = 4,492.15 × 1,763.08
  4. Step 4: Simplify right side
    3,255.20x = 7,920,004.18
  5. Step 5: Solve for x
    x = 7,920,004.18/3,255.20
  6. Step 6: Final answer
    x = 2,433.04

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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.