Home / 8,112.80-11,193.04-4,527.18

Finding the Fourth Proportional to 8,112.80, 11,193.04 and 4,527.18

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Solution

The fourth proportional to 8,112.80, 11,193.04 and 4,527.18 is: 6,246.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112.80 : 11,193.04 = 4,527.18 : x
  2. Step 2: Convert to fraction form
    8,112.80/11,193.04 = 4,527.18/x
  3. Step 3: Cross multiply
    8,112.80x = 11,193.04 × 4,527.18
  4. Step 4: Simplify right side
    8,112.80x = 50,672,895.51
  5. Step 5: Solve for x
    x = 50,672,895.51/8,112.80
  6. Step 6: Final answer
    x = 6,246.04

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Double scale
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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.