Home / 8,708.06-12,022.80-6,061.79

Finding the Fourth Proportional to 8,708.06, 12,022.80 and 6,061.79

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Solution

The fourth proportional to 8,708.06, 12,022.80 and 6,061.79 is: 8,369.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708.06 : 12,022.80 = 6,061.79 : x
  2. Step 2: Convert to fraction form
    8,708.06/12,022.80 = 6,061.79/x
  3. Step 3: Cross multiply
    8,708.06x = 12,022.80 × 6,061.79
  4. Step 4: Simplify right side
    8,708.06x = 72,879,679.66
  5. Step 5: Solve for x
    x = 72,879,679.66/8,708.06
  6. Step 6: Final answer
    x = 8,369.22

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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.