Home / 3,255.48-4,492.50-1,763.38

Finding the Fourth Proportional to 3,255.48, 4,492.50 and 1,763.38

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Solution

The fourth proportional to 3,255.48, 4,492.50 and 1,763.38 is: 2,433.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.48 : 4,492.50 = 1,763.38 : x
  2. Step 2: Convert to fraction form
    3,255.48/4,492.50 = 1,763.38/x
  3. Step 3: Cross multiply
    3,255.48x = 4,492.50 × 1,763.38
  4. Step 4: Simplify right side
    3,255.48x = 7,921,984.65
  5. Step 5: Solve for x
    x = 7,921,984.65/3,255.48
  6. Step 6: Final answer
    x = 2,433.43

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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.