Home / 12,004.12-16,565.84-6,968.56

Finding the Fourth Proportional to 12,004.12, 16,565.84 and 6,968.56

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Solution

The fourth proportional to 12,004.12, 16,565.84 and 6,968.56 is: 9,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004.12 : 16,565.84 = 6,968.56 : x
  2. Step 2: Convert to fraction form
    12,004.12/16,565.84 = 6,968.56/x
  3. Step 3: Cross multiply
    12,004.12x = 16,565.84 × 6,968.56
  4. Step 4: Simplify right side
    12,004.12x = 115,440,003.93
  5. Step 5: Solve for x
    x = 115,440,003.93/12,004.12
  6. Step 6: Final answer
    x = 9,616.70

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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.