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Finding the Fourth Proportional to 8,567.56, 11,823.12 and 4,841.56

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Solution

The fourth proportional to 8,567.56, 11,823.12 and 4,841.56 is: 6,681.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,567.56 : 11,823.12 = 4,841.56 : x
  2. Step 2: Convert to fraction form
    8,567.56/11,823.12 = 4,841.56/x
  3. Step 3: Cross multiply
    8,567.56x = 11,823.12 × 4,841.56
  4. Step 4: Simplify right side
    8,567.56x = 57,242,344.87
  5. Step 5: Solve for x
    x = 57,242,344.87/8,567.56
  6. Step 6: Final answer
    x = 6,681.29

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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.