Home / 5,360.78-7,397.93-3,003.08

Finding the Fourth Proportional to 5,360.78, 7,397.93 and 3,003.08

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Solution

The fourth proportional to 5,360.78, 7,397.93 and 3,003.08 is: 4,144.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.78 : 7,397.93 = 3,003.08 : x
  2. Step 2: Convert to fraction form
    5,360.78/7,397.93 = 3,003.08/x
  3. Step 3: Cross multiply
    5,360.78x = 7,397.93 × 3,003.08
  4. Step 4: Simplify right side
    5,360.78x = 22,216,546.14
  5. Step 5: Solve for x
    x = 22,216,546.14/5,360.78
  6. Step 6: Final answer
    x = 4,144.27

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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.