Home / 9,839.36-14,767.68-5,162.70

Finding the Fourth Proportional to 9,839.36, 14,767.68 and 5,162.70

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Solution

The fourth proportional to 9,839.36, 14,767.68 and 5,162.70 is: 7,748.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839.36 : 14,767.68 = 5,162.70 : x
  2. Step 2: Convert to fraction form
    9,839.36/14,767.68 = 5,162.70/x
  3. Step 3: Cross multiply
    9,839.36x = 14,767.68 × 5,162.70
  4. Step 4: Simplify right side
    9,839.36x = 76,241,101.54
  5. Step 5: Solve for x
    x = 76,241,101.54/9,839.36
  6. Step 6: Final answer
    x = 7,748.58

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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.