Home / 7,343.44-11,013.96-2,148.08

Finding the Fourth Proportional to 7,343.44, 11,013.96 and 2,148.08

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Solution

The fourth proportional to 7,343.44, 11,013.96 and 2,148.08 is: 3,221.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.44 : 11,013.96 = 2,148.08 : x
  2. Step 2: Convert to fraction form
    7,343.44/11,013.96 = 2,148.08/x
  3. Step 3: Cross multiply
    7,343.44x = 11,013.96 × 2,148.08
  4. Step 4: Simplify right side
    7,343.44x = 23,658,867.20
  5. Step 5: Solve for x
    x = 23,658,867.20/7,343.44
  6. Step 6: Final answer
    x = 3,221.77

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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.