Home / 2,392.16-3,305.74-1,801.66

Finding the Fourth Proportional to 2,392.16, 3,305.74 and 1,801.66

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Solution

The fourth proportional to 2,392.16, 3,305.74 and 1,801.66 is: 2,489.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.16 : 3,305.74 = 1,801.66 : x
  2. Step 2: Convert to fraction form
    2,392.16/3,305.74 = 1,801.66/x
  3. Step 3: Cross multiply
    2,392.16x = 3,305.74 × 1,801.66
  4. Step 4: Simplify right side
    2,392.16x = 5,955,819.53
  5. Step 5: Solve for x
    x = 5,955,819.53/2,392.16
  6. Step 6: Final answer
    x = 2,489.72

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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.