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Finding the Fourth Proportional to 8,806.93, 12,158.81 and 5,825.32

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Solution

The fourth proportional to 8,806.93, 12,158.81 and 5,825.32 is: 8,042.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806.93 : 12,158.81 = 5,825.32 : x
  2. Step 2: Convert to fraction form
    8,806.93/12,158.81 = 5,825.32/x
  3. Step 3: Cross multiply
    8,806.93x = 12,158.81 × 5,825.32
  4. Step 4: Simplify right side
    8,806.93x = 70,828,921.39
  5. Step 5: Solve for x
    x = 70,828,921.39/8,806.93
  6. Step 6: Final answer
    x = 8,042.41

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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.