Home / 6,309.20-9,463.76-1,926.64

Finding the Fourth Proportional to 6,309.20, 9,463.76 and 1,926.64

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Solution

The fourth proportional to 6,309.20, 9,463.76 and 1,926.64 is: 2,889.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,309.20 : 9,463.76 = 1,926.64 : x
  2. Step 2: Convert to fraction form
    6,309.20/9,463.76 = 1,926.64/x
  3. Step 3: Cross multiply
    6,309.20x = 9,463.76 × 1,926.64
  4. Step 4: Simplify right side
    6,309.20x = 18,233,258.57
  5. Step 5: Solve for x
    x = 18,233,258.57/6,309.20
  6. Step 6: Final answer
    x = 2,889.95

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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.