Home / 7,824.46-11,685.50-6,266.83

Finding the Fourth Proportional to 7,824.46, 11,685.50 and 6,266.83

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Solution

The fourth proportional to 7,824.46, 11,685.50 and 6,266.83 is: 9,359.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.46 : 11,685.50 = 6,266.83 : x
  2. Step 2: Convert to fraction form
    7,824.46/11,685.50 = 6,266.83/x
  3. Step 3: Cross multiply
    7,824.46x = 11,685.50 × 6,266.83
  4. Step 4: Simplify right side
    7,824.46x = 73,231,041.97
  5. Step 5: Solve for x
    x = 73,231,041.97/7,824.46
  6. Step 6: Final answer
    x = 9,359.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.