Home / 7,849.32-11,771.55-3,470.46

Finding the Fourth Proportional to 7,849.32, 11,771.55 and 3,470.46

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Solution

The fourth proportional to 7,849.32, 11,771.55 and 3,470.46 is: 5,204.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.32 : 11,771.55 = 3,470.46 : x
  2. Step 2: Convert to fraction form
    7,849.32/11,771.55 = 3,470.46/x
  3. Step 3: Cross multiply
    7,849.32x = 11,771.55 × 3,470.46
  4. Step 4: Simplify right side
    7,849.32x = 40,852,693.41
  5. Step 5: Solve for x
    x = 40,852,693.41/7,849.32
  6. Step 6: Final answer
    x = 5,204.62

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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.