Home / 3,401.60-5,097.36-2,015.28

Finding the Fourth Proportional to 3,401.60, 5,097.36 and 2,015.28

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Solution

The fourth proportional to 3,401.60, 5,097.36 and 2,015.28 is: 3,019.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.60 : 5,097.36 = 2,015.28 : x
  2. Step 2: Convert to fraction form
    3,401.60/5,097.36 = 2,015.28/x
  3. Step 3: Cross multiply
    3,401.60x = 5,097.36 × 2,015.28
  4. Step 4: Simplify right side
    3,401.60x = 10,272,607.66
  5. Step 5: Solve for x
    x = 10,272,607.66/3,401.60
  6. Step 6: Final answer
    x = 3,019.93

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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.