Home / 7,448.56-11,171.40-2,253.04

Finding the Fourth Proportional to 7,448.56, 11,171.40 and 2,253.04

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Solution

The fourth proportional to 7,448.56, 11,171.40 and 2,253.04 is: 3,379.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.56 : 11,171.40 = 2,253.04 : x
  2. Step 2: Convert to fraction form
    7,448.56/11,171.40 = 2,253.04/x
  3. Step 3: Cross multiply
    7,448.56x = 11,171.40 × 2,253.04
  4. Step 4: Simplify right side
    7,448.56x = 25,169,611.06
  5. Step 5: Solve for x
    x = 25,169,611.06/7,448.56
  6. Step 6: Final answer
    x = 3,379.12

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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.