Home / 3,292.85-4,937.71-1,100.03

Finding the Fourth Proportional to 3,292.85, 4,937.71 and 1,100.03

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Solution

The fourth proportional to 3,292.85, 4,937.71 and 1,100.03 is: 1,649.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.85 : 4,937.71 = 1,100.03 : x
  2. Step 2: Convert to fraction form
    3,292.85/4,937.71 = 1,100.03/x
  3. Step 3: Cross multiply
    3,292.85x = 4,937.71 × 1,100.03
  4. Step 4: Simplify right side
    3,292.85x = 5,431,631.53
  5. Step 5: Solve for x
    x = 5,431,631.53/3,292.85
  6. Step 6: Final answer
    x = 1,649.52

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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.