Home / 6,845.39-10,268.01-2,165.40

Finding the Fourth Proportional to 6,845.39, 10,268.01 and 2,165.40

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Solution

The fourth proportional to 6,845.39, 10,268.01 and 2,165.40 is: 3,248.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.39 : 10,268.01 = 2,165.40 : x
  2. Step 2: Convert to fraction form
    6,845.39/10,268.01 = 2,165.40/x
  3. Step 3: Cross multiply
    6,845.39x = 10,268.01 × 2,165.40
  4. Step 4: Simplify right side
    6,845.39x = 22,234,348.85
  5. Step 5: Solve for x
    x = 22,234,348.85/6,845.39
  6. Step 6: Final answer
    x = 3,248.08

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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.