Home / 3,010.95-4,517.19-1,255.64

Finding the Fourth Proportional to 3,010.95, 4,517.19 and 1,255.64

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Solution

The fourth proportional to 3,010.95, 4,517.19 and 1,255.64 is: 1,883.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.95 : 4,517.19 = 1,255.64 : x
  2. Step 2: Convert to fraction form
    3,010.95/4,517.19 = 1,255.64/x
  3. Step 3: Cross multiply
    3,010.95x = 4,517.19 × 1,255.64
  4. Step 4: Simplify right side
    3,010.95x = 5,671,941.87
  5. Step 5: Solve for x
    x = 5,671,941.87/3,010.95
  6. Step 6: Final answer
    x = 1,883.77

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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.