Home / 6,663.28-9,981.84-5,738.80

Finding the Fourth Proportional to 6,663.28, 9,981.84 and 5,738.80

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Solution

The fourth proportional to 6,663.28, 9,981.84 and 5,738.80 is: 8,596.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663.28 : 9,981.84 = 5,738.80 : x
  2. Step 2: Convert to fraction form
    6,663.28/9,981.84 = 5,738.80/x
  3. Step 3: Cross multiply
    6,663.28x = 9,981.84 × 5,738.80
  4. Step 4: Simplify right side
    6,663.28x = 57,283,783.39
  5. Step 5: Solve for x
    x = 57,283,783.39/6,663.28
  6. Step 6: Final answer
    x = 8,596.93

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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.