Home / 9,092.40-13,638.60-2,519.16

Finding the Fourth Proportional to 9,092.40, 13,638.60 and 2,519.16

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Solution

The fourth proportional to 9,092.40, 13,638.60 and 2,519.16 is: 3,778.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,092.40 : 13,638.60 = 2,519.16 : x
  2. Step 2: Convert to fraction form
    9,092.40/13,638.60 = 2,519.16/x
  3. Step 3: Cross multiply
    9,092.40x = 13,638.60 × 2,519.16
  4. Step 4: Simplify right side
    9,092.40x = 34,357,815.58
  5. Step 5: Solve for x
    x = 34,357,815.58/9,092.40
  6. Step 6: Final answer
    x = 3,778.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.