Home / 9,030.67-13,540.97-2,788.92

Finding the Fourth Proportional to 9,030.67, 13,540.97 and 2,788.92

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Solution

The fourth proportional to 9,030.67, 13,540.97 and 2,788.92 is: 4,181.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,030.67 : 13,540.97 = 2,788.92 : x
  2. Step 2: Convert to fraction form
    9,030.67/13,540.97 = 2,788.92/x
  3. Step 3: Cross multiply
    9,030.67x = 13,540.97 × 2,788.92
  4. Step 4: Simplify right side
    9,030.67x = 37,764,689.02
  5. Step 5: Solve for x
    x = 37,764,689.02/9,030.67
  6. Step 6: Final answer
    x = 4,181.83

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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.