Home / 6,967.50-9,616.37-3,983.46

Finding the Fourth Proportional to 6,967.50, 9,616.37 and 3,983.46

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Solution

The fourth proportional to 6,967.50, 9,616.37 and 3,983.46 is: 5,497.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,967.50 : 9,616.37 = 3,983.46 : x
  2. Step 2: Convert to fraction form
    6,967.50/9,616.37 = 3,983.46/x
  3. Step 3: Cross multiply
    6,967.50x = 9,616.37 × 3,983.46
  4. Step 4: Simplify right side
    6,967.50x = 38,306,405.32
  5. Step 5: Solve for x
    x = 38,306,405.32/6,967.50
  6. Step 6: Final answer
    x = 5,497.87

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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.