Home / 8,166.33-11,268.90-4,630.11

Finding the Fourth Proportional to 8,166.33, 11,268.90 and 4,630.11

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Solution

The fourth proportional to 8,166.33, 11,268.90 and 4,630.11 is: 6,389.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.33 : 11,268.90 = 4,630.11 : x
  2. Step 2: Convert to fraction form
    8,166.33/11,268.90 = 4,630.11/x
  3. Step 3: Cross multiply
    8,166.33x = 11,268.90 × 4,630.11
  4. Step 4: Simplify right side
    8,166.33x = 52,176,246.58
  5. Step 5: Solve for x
    x = 52,176,246.58/8,166.33
  6. Step 6: Final answer
    x = 6,389.19

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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.