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Finding the Fourth Proportional to 4,400, 6,068.16 and 2,628.56

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Solution

The fourth proportional to 4,400, 6,068.16 and 2,628.56 is: 3,625.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,400 : 6,068.16 = 2,628.56 : x
  2. Step 2: Convert to fraction form
    4,400/6,068.16 = 2,628.56/x
  3. Step 3: Cross multiply
    4,400x = 6,068.16 × 2,628.56
  4. Step 4: Simplify right side
    4,400x = 15,950,522.65
  5. Step 5: Solve for x
    x = 15,950,522.65/4,400
  6. Step 6: Final answer
    x = 3,625.12

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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.