Home / 7,112.60-10,670.96-2,182.96

Finding the Fourth Proportional to 7,112.60, 10,670.96 and 2,182.96

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Solution

The fourth proportional to 7,112.60, 10,670.96 and 2,182.96 is: 3,275.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112.60 : 10,670.96 = 2,182.96 : x
  2. Step 2: Convert to fraction form
    7,112.60/10,670.96 = 2,182.96/x
  3. Step 3: Cross multiply
    7,112.60x = 10,670.96 × 2,182.96
  4. Step 4: Simplify right side
    7,112.60x = 23,294,257.62
  5. Step 5: Solve for x
    x = 23,294,257.62/7,112.60
  6. Step 6: Final answer
    x = 3,275.07

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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.