Home / 12,290.22-16,960.54-6,701.22

Finding the Fourth Proportional to 12,290.22, 16,960.54 and 6,701.22

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Solution

The fourth proportional to 12,290.22, 16,960.54 and 6,701.22 is: 9,247.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,290.22 : 16,960.54 = 6,701.22 : x
  2. Step 2: Convert to fraction form
    12,290.22/16,960.54 = 6,701.22/x
  3. Step 3: Cross multiply
    12,290.22x = 16,960.54 × 6,701.22
  4. Step 4: Simplify right side
    12,290.22x = 113,656,309.86
  5. Step 5: Solve for x
    x = 113,656,309.86/12,290.22
  6. Step 6: Final answer
    x = 9,247.70

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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.