Home / 2,471.16-3,403.34-2,286.48

Finding the Fourth Proportional to 2,471.16, 3,403.34 and 2,286.48

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Solution

The fourth proportional to 2,471.16, 3,403.34 and 2,286.48 is: 3,148.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471.16 : 3,403.34 = 2,286.48 : x
  2. Step 2: Convert to fraction form
    2,471.16/3,403.34 = 2,286.48/x
  3. Step 3: Cross multiply
    2,471.16x = 3,403.34 × 2,286.48
  4. Step 4: Simplify right side
    2,471.16x = 7,781,657.41
  5. Step 5: Solve for x
    x = 7,781,657.41/2,471.16
  6. Step 6: Final answer
    x = 3,148.99

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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.