Home / 7,221.54-10,833.74-3,061.57

Finding the Fourth Proportional to 7,221.54, 10,833.74 and 3,061.57

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Solution

The fourth proportional to 7,221.54, 10,833.74 and 3,061.57 is: 4,592.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,221.54 : 10,833.74 = 3,061.57 : x
  2. Step 2: Convert to fraction form
    7,221.54/10,833.74 = 3,061.57/x
  3. Step 3: Cross multiply
    7,221.54x = 10,833.74 × 3,061.57
  4. Step 4: Simplify right side
    7,221.54x = 33,168,268.94
  5. Step 5: Solve for x
    x = 33,168,268.94/7,221.54
  6. Step 6: Final answer
    x = 4,592.96

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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.