Home / 2,455.04-3,387.89-1,335.95

Finding the Fourth Proportional to 2,455.04, 3,387.89 and 1,335.95

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Solution

The fourth proportional to 2,455.04, 3,387.89 and 1,335.95 is: 1,843.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.04 : 3,387.89 = 1,335.95 : x
  2. Step 2: Convert to fraction form
    2,455.04/3,387.89 = 1,335.95/x
  3. Step 3: Cross multiply
    2,455.04x = 3,387.89 × 1,335.95
  4. Step 4: Simplify right side
    2,455.04x = 4,526,052.76
  5. Step 5: Solve for x
    x = 4,526,052.76/2,455.04
  6. Step 6: Final answer
    x = 1,843.58

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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.