Home / 2,454.93-3,389.55-1,511.97

Finding the Fourth Proportional to 2,454.93, 3,389.55 and 1,511.97

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Solution

The fourth proportional to 2,454.93, 3,389.55 and 1,511.97 is: 2,087.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.93 : 3,389.55 = 1,511.97 : x
  2. Step 2: Convert to fraction form
    2,454.93/3,389.55 = 1,511.97/x
  3. Step 3: Cross multiply
    2,454.93x = 3,389.55 × 1,511.97
  4. Step 4: Simplify right side
    2,454.93x = 5,124,897.91
  5. Step 5: Solve for x
    x = 5,124,897.91/2,454.93
  6. Step 6: Final answer
    x = 2,087.59

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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.