Home / 6,113.20-9,168.60-1,952.09

Finding the Fourth Proportional to 6,113.20, 9,168.60 and 1,952.09

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Solution

The fourth proportional to 6,113.20, 9,168.60 and 1,952.09 is: 2,927.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113.20 : 9,168.60 = 1,952.09 : x
  2. Step 2: Convert to fraction form
    6,113.20/9,168.60 = 1,952.09/x
  3. Step 3: Cross multiply
    6,113.20x = 9,168.60 × 1,952.09
  4. Step 4: Simplify right side
    6,113.20x = 17,897,932.37
  5. Step 5: Solve for x
    x = 17,897,932.37/6,113.20
  6. Step 6: Final answer
    x = 2,927.75

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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.