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Finding the Fourth Proportional to 8,754.62, 12,083.32 and 5,567.26

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Solution

The fourth proportional to 8,754.62, 12,083.32 and 5,567.26 is: 7,684.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.62 : 12,083.32 = 5,567.26 : x
  2. Step 2: Convert to fraction form
    8,754.62/12,083.32 = 5,567.26/x
  3. Step 3: Cross multiply
    8,754.62x = 12,083.32 × 5,567.26
  4. Step 4: Simplify right side
    8,754.62x = 67,270,984.10
  5. Step 5: Solve for x
    x = 67,270,984.10/8,754.62
  6. Step 6: Final answer
    x = 7,684.06

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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.