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Finding the Fourth Proportional to 2,759.44, 3,807.24 and 2,620.93

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Solution

The fourth proportional to 2,759.44, 3,807.24 and 2,620.93 is: 3,616.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759.44 : 3,807.24 = 2,620.93 : x
  2. Step 2: Convert to fraction form
    2,759.44/3,807.24 = 2,620.93/x
  3. Step 3: Cross multiply
    2,759.44x = 3,807.24 × 2,620.93
  4. Step 4: Simplify right side
    2,759.44x = 9,978,509.53
  5. Step 5: Solve for x
    x = 9,978,509.53/2,759.44
  6. Step 6: Final answer
    x = 3,616.14

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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.