Home / 3,032.90-4,549.97-1,085.05

Finding the Fourth Proportional to 3,032.90, 4,549.97 and 1,085.05

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Solution

The fourth proportional to 3,032.90, 4,549.97 and 1,085.05 is: 1,627.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032.90 : 4,549.97 = 1,085.05 : x
  2. Step 2: Convert to fraction form
    3,032.90/4,549.97 = 1,085.05/x
  3. Step 3: Cross multiply
    3,032.90x = 4,549.97 × 1,085.05
  4. Step 4: Simplify right side
    3,032.90x = 4,936,944.95
  5. Step 5: Solve for x
    x = 4,936,944.95/3,032.90
  6. Step 6: Final answer
    x = 1,627.80

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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.