Home / 7,823.28-11,736.74-3,441.08

Finding the Fourth Proportional to 7,823.28, 11,736.74 and 3,441.08

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Solution

The fourth proportional to 7,823.28, 11,736.74 and 3,441.08 is: 5,162.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,823.28 : 11,736.74 = 3,441.08 : x
  2. Step 2: Convert to fraction form
    7,823.28/11,736.74 = 3,441.08/x
  3. Step 3: Cross multiply
    7,823.28x = 11,736.74 × 3,441.08
  4. Step 4: Simplify right side
    7,823.28x = 40,387,002.60
  5. Step 5: Solve for x
    x = 40,387,002.60/7,823.28
  6. Step 6: Final answer
    x = 5,162.41

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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.