Home / 2,911.60-4,013.04-2,350

Finding the Fourth Proportional to 2,911.60, 4,013.04 and 2,350

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Solution

The fourth proportional to 2,911.60, 4,013.04 and 2,350 is: 3,238.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.60 : 4,013.04 = 2,350 : x
  2. Step 2: Convert to fraction form
    2,911.60/4,013.04 = 2,350/x
  3. Step 3: Cross multiply
    2,911.60x = 4,013.04 × 2,350
  4. Step 4: Simplify right side
    2,911.60x = 9,430,644
  5. Step 5: Solve for x
    x = 9,430,644/2,911.60
  6. Step 6: Final answer
    x = 3,238.99

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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.