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Finding the Fourth Proportional to 8,797.68, 13,190.85 and 4,418.01

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Solution

The fourth proportional to 8,797.68, 13,190.85 and 4,418.01 is: 6,624.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,797.68 : 13,190.85 = 4,418.01 : x
  2. Step 2: Convert to fraction form
    8,797.68/13,190.85 = 4,418.01/x
  3. Step 3: Cross multiply
    8,797.68x = 13,190.85 × 4,418.01
  4. Step 4: Simplify right side
    8,797.68x = 58,277,307.21
  5. Step 5: Solve for x
    x = 58,277,307.21/8,797.68
  6. Step 6: Final answer
    x = 6,624.17

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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.