Home / 1,493.12-2,061.51-1,335.26

Finding the Fourth Proportional to 1,493.12, 2,061.51 and 1,335.26

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Solution

The fourth proportional to 1,493.12, 2,061.51 and 1,335.26 is: 1,843.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493.12 : 2,061.51 = 1,335.26 : x
  2. Step 2: Convert to fraction form
    1,493.12/2,061.51 = 1,335.26/x
  3. Step 3: Cross multiply
    1,493.12x = 2,061.51 × 1,335.26
  4. Step 4: Simplify right side
    1,493.12x = 2,752,651.84
  5. Step 5: Solve for x
    x = 2,752,651.84/1,493.12
  6. Step 6: Final answer
    x = 1,843.56

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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.