Home / 12,079.30-16,670.14-6,773.70

Finding the Fourth Proportional to 12,079.30, 16,670.14 and 6,773.70

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Solution

The fourth proportional to 12,079.30, 16,670.14 and 6,773.70 is: 9,348.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,079.30 : 16,670.14 = 6,773.70 : x
  2. Step 2: Convert to fraction form
    12,079.30/16,670.14 = 6,773.70/x
  3. Step 3: Cross multiply
    12,079.30x = 16,670.14 × 6,773.70
  4. Step 4: Simplify right side
    12,079.30x = 112,918,527.32
  5. Step 5: Solve for x
    x = 112,918,527.32/12,079.30
  6. Step 6: Final answer
    x = 9,348.10

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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.