Home / 9,786.54-14,679.83-4,162.76

Finding the Fourth Proportional to 9,786.54, 14,679.83 and 4,162.76

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Solution

The fourth proportional to 9,786.54, 14,679.83 and 4,162.76 is: 6,244.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786.54 : 14,679.83 = 4,162.76 : x
  2. Step 2: Convert to fraction form
    9,786.54/14,679.83 = 4,162.76/x
  3. Step 3: Cross multiply
    9,786.54x = 14,679.83 × 4,162.76
  4. Step 4: Simplify right side
    9,786.54x = 61,108,609.13
  5. Step 5: Solve for x
    x = 61,108,609.13/9,786.54
  6. Step 6: Final answer
    x = 6,244.15

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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.