Home / 8,167.55-11,269.48-4,809.14

Finding the Fourth Proportional to 8,167.55, 11,269.48 and 4,809.14

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Solution

The fourth proportional to 8,167.55, 11,269.48 and 4,809.14 is: 6,635.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.55 : 11,269.48 = 4,809.14 : x
  2. Step 2: Convert to fraction form
    8,167.55/11,269.48 = 4,809.14/x
  3. Step 3: Cross multiply
    8,167.55x = 11,269.48 × 4,809.14
  4. Step 4: Simplify right side
    8,167.55x = 54,196,429.66
  5. Step 5: Solve for x
    x = 54,196,429.66/8,167.55
  6. Step 6: Final answer
    x = 6,635.58

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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.