Home / 12,079.53-16,667.37-7,044.57

Finding the Fourth Proportional to 12,079.53, 16,667.37 and 7,044.57

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Solution

The fourth proportional to 12,079.53, 16,667.37 and 7,044.57 is: 9,720.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,079.53 : 16,667.37 = 7,044.57 : x
  2. Step 2: Convert to fraction form
    12,079.53/16,667.37 = 7,044.57/x
  3. Step 3: Cross multiply
    12,079.53x = 16,667.37 × 7,044.57
  4. Step 4: Simplify right side
    12,079.53x = 117,414,454.68
  5. Step 5: Solve for x
    x = 117,414,454.68/12,079.53
  6. Step 6: Final answer
    x = 9,720.12

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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.