Home / 6,734.60-10,103.50-2,117.60

Finding the Fourth Proportional to 6,734.60, 10,103.50 and 2,117.60

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Solution

The fourth proportional to 6,734.60, 10,103.50 and 2,117.60 is: 3,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,734.60 : 10,103.50 = 2,117.60 : x
  2. Step 2: Convert to fraction form
    6,734.60/10,103.50 = 2,117.60/x
  3. Step 3: Cross multiply
    6,734.60x = 10,103.50 × 2,117.60
  4. Step 4: Simplify right side
    6,734.60x = 21,395,171.60
  5. Step 5: Solve for x
    x = 21,395,171.60/6,734.60
  6. Step 6: Final answer
    x = 3,176.90

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1.5x scale

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.