Home / 2,426.60-3,348.82-1,432.74

Finding the Fourth Proportional to 2,426.60, 3,348.82 and 1,432.74

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Solution

The fourth proportional to 2,426.60, 3,348.82 and 1,432.74 is: 1,977.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.60 : 3,348.82 = 1,432.74 : x
  2. Step 2: Convert to fraction form
    2,426.60/3,348.82 = 1,432.74/x
  3. Step 3: Cross multiply
    2,426.60x = 3,348.82 × 1,432.74
  4. Step 4: Simplify right side
    2,426.60x = 4,797,988.37
  5. Step 5: Solve for x
    x = 4,797,988.37/2,426.60
  6. Step 6: Final answer
    x = 1,977.25

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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.