Home / 2,494.79-3,442.09-1,611.10

Finding the Fourth Proportional to 2,494.79, 3,442.09 and 1,611.10

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Solution

The fourth proportional to 2,494.79, 3,442.09 and 1,611.10 is: 2,222.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,494.79 : 3,442.09 = 1,611.10 : x
  2. Step 2: Convert to fraction form
    2,494.79/3,442.09 = 1,611.10/x
  3. Step 3: Cross multiply
    2,494.79x = 3,442.09 × 1,611.10
  4. Step 4: Simplify right side
    2,494.79x = 5,545,551.20
  5. Step 5: Solve for x
    x = 5,545,551.20/2,494.79
  6. Step 6: Final answer
    x = 2,222.85

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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.