Home / 2,913.52-4,019.36-1,734.34

Finding the Fourth Proportional to 2,913.52, 4,019.36 and 1,734.34

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Solution

The fourth proportional to 2,913.52, 4,019.36 and 1,734.34 is: 2,392.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913.52 : 4,019.36 = 1,734.34 : x
  2. Step 2: Convert to fraction form
    2,913.52/4,019.36 = 1,734.34/x
  3. Step 3: Cross multiply
    2,913.52x = 4,019.36 × 1,734.34
  4. Step 4: Simplify right side
    2,913.52x = 6,970,936.82
  5. Step 5: Solve for x
    x = 6,970,936.82/2,913.52
  6. Step 6: Final answer
    x = 2,392.62

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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.