Home / 12,062.07-16,645.05-6,611.04

Finding the Fourth Proportional to 12,062.07, 16,645.05 and 6,611.04

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Solution

The fourth proportional to 12,062.07, 16,645.05 and 6,611.04 is: 9,122.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062.07 : 16,645.05 = 6,611.04 : x
  2. Step 2: Convert to fraction form
    12,062.07/16,645.05 = 6,611.04/x
  3. Step 3: Cross multiply
    12,062.07x = 16,645.05 × 6,611.04
  4. Step 4: Simplify right side
    12,062.07x = 110,041,091.35
  5. Step 5: Solve for x
    x = 110,041,091.35/12,062.07
  6. Step 6: Final answer
    x = 9,122.90

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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.