Home / 3,175.83-4,382.63-1,759.52

Finding the Fourth Proportional to 3,175.83, 4,382.63 and 1,759.52

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Solution

The fourth proportional to 3,175.83, 4,382.63 and 1,759.52 is: 2,428.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.83 : 4,382.63 = 1,759.52 : x
  2. Step 2: Convert to fraction form
    3,175.83/4,382.63 = 1,759.52/x
  3. Step 3: Cross multiply
    3,175.83x = 4,382.63 × 1,759.52
  4. Step 4: Simplify right side
    3,175.83x = 7,711,324.06
  5. Step 5: Solve for x
    x = 7,711,324.06/3,175.83
  6. Step 6: Final answer
    x = 2,428.13

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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.