Home / 12,148.14-16,764.66-6,843.18

Finding the Fourth Proportional to 12,148.14, 16,764.66 and 6,843.18

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Solution

The fourth proportional to 12,148.14, 16,764.66 and 6,843.18 is: 9,443.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,148.14 : 16,764.66 = 6,843.18 : x
  2. Step 2: Convert to fraction form
    12,148.14/16,764.66 = 6,843.18/x
  3. Step 3: Cross multiply
    12,148.14x = 16,764.66 × 6,843.18
  4. Step 4: Simplify right side
    12,148.14x = 114,723,586.02
  5. Step 5: Solve for x
    x = 114,723,586.02/12,148.14
  6. Step 6: Final answer
    x = 9,443.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.