Home / 2,426.73-3,348.47-1,432.20

Finding the Fourth Proportional to 2,426.73, 3,348.47 and 1,432.20

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Solution

The fourth proportional to 2,426.73, 3,348.47 and 1,432.20 is: 1,976.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.73 : 3,348.47 = 1,432.20 : x
  2. Step 2: Convert to fraction form
    2,426.73/3,348.47 = 1,432.20/x
  3. Step 3: Cross multiply
    2,426.73x = 3,348.47 × 1,432.20
  4. Step 4: Simplify right side
    2,426.73x = 4,795,676.04
  5. Step 5: Solve for x
    x = 4,795,676.04/2,426.73
  6. Step 6: Final answer
    x = 1,976.19

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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.