Home / 9,769.28-14,657.44-3,842.89

Finding the Fourth Proportional to 9,769.28, 14,657.44 and 3,842.89

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Solution

The fourth proportional to 9,769.28, 14,657.44 and 3,842.89 is: 5,765.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,769.28 : 14,657.44 = 3,842.89 : x
  2. Step 2: Convert to fraction form
    9,769.28/14,657.44 = 3,842.89/x
  3. Step 3: Cross multiply
    9,769.28x = 14,657.44 × 3,842.89
  4. Step 4: Simplify right side
    9,769.28x = 56,326,883.35
  5. Step 5: Solve for x
    x = 56,326,883.35/9,769.28
  6. Step 6: Final answer
    x = 5,765.71

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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.