Home / 7,229.11-10,842.45-2,847.82

Finding the Fourth Proportional to 7,229.11, 10,842.45 and 2,847.82

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Solution

The fourth proportional to 7,229.11, 10,842.45 and 2,847.82 is: 4,271.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229.11 : 10,842.45 = 2,847.82 : x
  2. Step 2: Convert to fraction form
    7,229.11/10,842.45 = 2,847.82/x
  3. Step 3: Cross multiply
    7,229.11x = 10,842.45 × 2,847.82
  4. Step 4: Simplify right side
    7,229.11x = 30,877,345.96
  5. Step 5: Solve for x
    x = 30,877,345.96/7,229.11
  6. Step 6: Final answer
    x = 4,271.25

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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.