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Finding the Fourth Proportional to 6,600.88, 9,903.06 and 2,903.84

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Solution

The fourth proportional to 6,600.88, 9,903.06 and 2,903.84 is: 4,356.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.88 : 9,903.06 = 2,903.84 : x
  2. Step 2: Convert to fraction form
    6,600.88/9,903.06 = 2,903.84/x
  3. Step 3: Cross multiply
    6,600.88x = 9,903.06 × 2,903.84
  4. Step 4: Simplify right side
    6,600.88x = 28,756,901.75
  5. Step 5: Solve for x
    x = 28,756,901.75/6,600.88
  6. Step 6: Final answer
    x = 4,356.53

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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.