Home / 12,085.89-16,671.66-7,608.02

Finding the Fourth Proportional to 12,085.89, 16,671.66 and 7,608.02

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Solution

The fourth proportional to 12,085.89, 16,671.66 and 7,608.02 is: 10,494.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,085.89 : 16,671.66 = 7,608.02 : x
  2. Step 2: Convert to fraction form
    12,085.89/16,671.66 = 7,608.02/x
  3. Step 3: Cross multiply
    12,085.89x = 16,671.66 × 7,608.02
  4. Step 4: Simplify right side
    12,085.89x = 126,838,239.35
  5. Step 5: Solve for x
    x = 126,838,239.35/12,085.89
  6. Step 6: Final answer
    x = 10,494.74

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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.