Home / 7,412.14-11,116.97-3,463.80

Finding the Fourth Proportional to 7,412.14, 11,116.97 and 3,463.80

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Solution

The fourth proportional to 7,412.14, 11,116.97 and 3,463.80 is: 5,195.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.14 : 11,116.97 = 3,463.80 : x
  2. Step 2: Convert to fraction form
    7,412.14/11,116.97 = 3,463.80/x
  3. Step 3: Cross multiply
    7,412.14x = 11,116.97 × 3,463.80
  4. Step 4: Simplify right side
    7,412.14x = 38,506,960.69
  5. Step 5: Solve for x
    x = 38,506,960.69/7,412.14
  6. Step 6: Final answer
    x = 5,195.12

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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.