Home / 7,415.44-11,121.24-3,032.08

Finding the Fourth Proportional to 7,415.44, 11,121.24 and 3,032.08

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Solution

The fourth proportional to 7,415.44, 11,121.24 and 3,032.08 is: 4,547.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415.44 : 11,121.24 = 3,032.08 : x
  2. Step 2: Convert to fraction form
    7,415.44/11,121.24 = 3,032.08/x
  3. Step 3: Cross multiply
    7,415.44x = 11,121.24 × 3,032.08
  4. Step 4: Simplify right side
    7,415.44x = 33,720,489.38
  5. Step 5: Solve for x
    x = 33,720,489.38/7,415.44
  6. Step 6: Final answer
    x = 4,547.33

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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.