Home / 3,116.50-4,674.76-1,169.62

Finding the Fourth Proportional to 3,116.50, 4,674.76 and 1,169.62

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Solution

The fourth proportional to 3,116.50, 4,674.76 and 1,169.62 is: 1,754.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.50 : 4,674.76 = 1,169.62 : x
  2. Step 2: Convert to fraction form
    3,116.50/4,674.76 = 1,169.62/x
  3. Step 3: Cross multiply
    3,116.50x = 4,674.76 × 1,169.62
  4. Step 4: Simplify right side
    3,116.50x = 5,467,692.79
  5. Step 5: Solve for x
    x = 5,467,692.79/3,116.50
  6. Step 6: Final answer
    x = 1,754.43

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Double scale
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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.