Home / 7,227.12-10,842.32-2,610.12

Finding the Fourth Proportional to 7,227.12, 10,842.32 and 2,610.12

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Solution

The fourth proportional to 7,227.12, 10,842.32 and 2,610.12 is: 3,915.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227.12 : 10,842.32 = 2,610.12 : x
  2. Step 2: Convert to fraction form
    7,227.12/10,842.32 = 2,610.12/x
  3. Step 3: Cross multiply
    7,227.12x = 10,842.32 × 2,610.12
  4. Step 4: Simplify right side
    7,227.12x = 28,299,756.28
  5. Step 5: Solve for x
    x = 28,299,756.28/7,227.12
  6. Step 6: Final answer
    x = 3,915.77

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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.