Home / 3,531.28-4,873.58-1,959.47

Finding the Fourth Proportional to 3,531.28, 4,873.58 and 1,959.47

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Solution

The fourth proportional to 3,531.28, 4,873.58 and 1,959.47 is: 2,704.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.28 : 4,873.58 = 1,959.47 : x
  2. Step 2: Convert to fraction form
    3,531.28/4,873.58 = 1,959.47/x
  3. Step 3: Cross multiply
    3,531.28x = 4,873.58 × 1,959.47
  4. Step 4: Simplify right side
    3,531.28x = 9,549,643.54
  5. Step 5: Solve for x
    x = 9,549,643.54/3,531.28
  6. Step 6: Final answer
    x = 2,704.30

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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.