Home / 5,419.44-7,477.56-3,061.26

Finding the Fourth Proportional to 5,419.44, 7,477.56 and 3,061.26

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Solution

The fourth proportional to 5,419.44, 7,477.56 and 3,061.26 is: 4,223.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419.44 : 7,477.56 = 3,061.26 : x
  2. Step 2: Convert to fraction form
    5,419.44/7,477.56 = 3,061.26/x
  3. Step 3: Cross multiply
    5,419.44x = 7,477.56 × 3,061.26
  4. Step 4: Simplify right side
    5,419.44x = 22,890,755.33
  5. Step 5: Solve for x
    x = 22,890,755.33/5,419.44
  6. Step 6: Final answer
    x = 4,223.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.