Home / 3,085.19-4,256.52-1,757.95

Finding the Fourth Proportional to 3,085.19, 4,256.52 and 1,757.95

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Solution

The fourth proportional to 3,085.19, 4,256.52 and 1,757.95 is: 2,425.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.19 : 4,256.52 = 1,757.95 : x
  2. Step 2: Convert to fraction form
    3,085.19/4,256.52 = 1,757.95/x
  3. Step 3: Cross multiply
    3,085.19x = 4,256.52 × 1,757.95
  4. Step 4: Simplify right side
    3,085.19x = 7,482,732.10
  5. Step 5: Solve for x
    x = 7,482,732.10/3,085.19
  6. Step 6: Final answer
    x = 2,425.37

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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.