Home / 3,080.19-4,250.97-1,753.95

Finding the Fourth Proportional to 3,080.19, 4,250.97 and 1,753.95

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Solution

The fourth proportional to 3,080.19, 4,250.97 and 1,753.95 is: 2,420.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.19 : 4,250.97 = 1,753.95 : x
  2. Step 2: Convert to fraction form
    3,080.19/4,250.97 = 1,753.95/x
  3. Step 3: Cross multiply
    3,080.19x = 4,250.97 × 1,753.95
  4. Step 4: Simplify right side
    3,080.19x = 7,455,988.83
  5. Step 5: Solve for x
    x = 7,455,988.83/3,080.19
  6. Step 6: Final answer
    x = 2,420.63

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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.