Home / 8,769.16-13,178.94-5,867.56

Finding the Fourth Proportional to 8,769.16, 13,178.94 and 5,867.56

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Solution

The fourth proportional to 8,769.16, 13,178.94 and 5,867.56 is: 8,818.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,769.16 : 13,178.94 = 5,867.56 : x
  2. Step 2: Convert to fraction form
    8,769.16/13,178.94 = 5,867.56/x
  3. Step 3: Cross multiply
    8,769.16x = 13,178.94 × 5,867.56
  4. Step 4: Simplify right side
    8,769.16x = 77,328,221.19
  5. Step 5: Solve for x
    x = 77,328,221.19/8,769.16
  6. Step 6: Final answer
    x = 8,818.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.