Home / 8,772.06-13,133.61-5,992.86

Finding the Fourth Proportional to 8,772.06, 13,133.61 and 5,992.86

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Solution

The fourth proportional to 8,772.06, 13,133.61 and 5,992.86 is: 8,972.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772.06 : 13,133.61 = 5,992.86 : x
  2. Step 2: Convert to fraction form
    8,772.06/13,133.61 = 5,992.86/x
  3. Step 3: Cross multiply
    8,772.06x = 13,133.61 × 5,992.86
  4. Step 4: Simplify right side
    8,772.06x = 78,707,886.02
  5. Step 5: Solve for x
    x = 78,707,886.02/8,772.06
  6. Step 6: Final answer
    x = 8,972.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.