Home / 12,079.23-16,669.29-6,774.03

Finding the Fourth Proportional to 12,079.23, 16,669.29 and 6,774.03

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Solution

The fourth proportional to 12,079.23, 16,669.29 and 6,774.03 is: 9,348.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,079.23 : 16,669.29 = 6,774.03 : x
  2. Step 2: Convert to fraction form
    12,079.23/16,669.29 = 6,774.03/x
  3. Step 3: Cross multiply
    12,079.23x = 16,669.29 × 6,774.03
  4. Step 4: Simplify right side
    12,079.23x = 112,918,270.54
  5. Step 5: Solve for x
    x = 112,918,270.54/12,079.23
  6. Step 6: Final answer
    x = 9,348.13

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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.