Home / 2,455.01-3,387.98-1,335.99

Finding the Fourth Proportional to 2,455.01, 3,387.98 and 1,335.99

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Solution

The fourth proportional to 2,455.01, 3,387.98 and 1,335.99 is: 1,843.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.01 : 3,387.98 = 1,335.99 : x
  2. Step 2: Convert to fraction form
    2,455.01/3,387.98 = 1,335.99/x
  3. Step 3: Cross multiply
    2,455.01x = 3,387.98 × 1,335.99
  4. Step 4: Simplify right side
    2,455.01x = 4,526,315.93
  5. Step 5: Solve for x
    x = 4,526,315.93/2,455.01
  6. Step 6: Final answer
    x = 1,843.71

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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.