Home / 6,734.50-10,103.40-2,117.50

Finding the Fourth Proportional to 6,734.50, 10,103.40 and 2,117.50

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Solution

The fourth proportional to 6,734.50, 10,103.40 and 2,117.50 is: 3,176.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,734.50 : 10,103.40 = 2,117.50 : x
  2. Step 2: Convert to fraction form
    6,734.50/10,103.40 = 2,117.50/x
  3. Step 3: Cross multiply
    6,734.50x = 10,103.40 × 2,117.50
  4. Step 4: Simplify right side
    6,734.50x = 21,393,949.50
  5. Step 5: Solve for x
    x = 21,393,949.50/6,734.50
  6. Step 6: Final answer
    x = 3,176.77

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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.