Home / 6,968.64-9,616.40-3,824.76

Finding the Fourth Proportional to 6,968.64, 9,616.40 and 3,824.76

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Solution

The fourth proportional to 6,968.64, 9,616.40 and 3,824.76 is: 5,277.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968.64 : 9,616.40 = 3,824.76 : x
  2. Step 2: Convert to fraction form
    6,968.64/9,616.40 = 3,824.76/x
  3. Step 3: Cross multiply
    6,968.64x = 9,616.40 × 3,824.76
  4. Step 4: Simplify right side
    6,968.64x = 36,780,402.94
  5. Step 5: Solve for x
    x = 36,780,402.94/6,968.64
  6. Step 6: Final answer
    x = 5,277.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.