Home / 2,032.32-2,805.12-1,335.36

Finding the Fourth Proportional to 2,032.32, 2,805.12 and 1,335.36

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Solution

The fourth proportional to 2,032.32, 2,805.12 and 1,335.36 is: 1,843.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,032.32 : 2,805.12 = 1,335.36 : x
  2. Step 2: Convert to fraction form
    2,032.32/2,805.12 = 1,335.36/x
  3. Step 3: Cross multiply
    2,032.32x = 2,805.12 × 1,335.36
  4. Step 4: Simplify right side
    2,032.32x = 3,745,845.04
  5. Step 5: Solve for x
    x = 3,745,845.04/2,032.32
  6. Step 6: Final answer
    x = 1,843.14

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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.