Home / 7,539.33-11,309.13-2,861.52

Finding the Fourth Proportional to 7,539.33, 11,309.13 and 2,861.52

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Solution

The fourth proportional to 7,539.33, 11,309.13 and 2,861.52 is: 4,292.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.33 : 11,309.13 = 2,861.52 : x
  2. Step 2: Convert to fraction form
    7,539.33/11,309.13 = 2,861.52/x
  3. Step 3: Cross multiply
    7,539.33x = 11,309.13 × 2,861.52
  4. Step 4: Simplify right side
    7,539.33x = 32,361,301.68
  5. Step 5: Solve for x
    x = 32,361,301.68/7,539.33
  6. Step 6: Final answer
    x = 4,292.33

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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.