Home / 2,352.46-3,246.39-1,275.74

Finding the Fourth Proportional to 2,352.46, 3,246.39 and 1,275.74

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Solution

The fourth proportional to 2,352.46, 3,246.39 and 1,275.74 is: 1,760.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.46 : 3,246.39 = 1,275.74 : x
  2. Step 2: Convert to fraction form
    2,352.46/3,246.39 = 1,275.74/x
  3. Step 3: Cross multiply
    2,352.46x = 3,246.39 × 1,275.74
  4. Step 4: Simplify right side
    2,352.46x = 4,141,549.58
  5. Step 5: Solve for x
    x = 4,141,549.58/2,352.46
  6. Step 6: Final answer
    x = 1,760.52

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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.