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Finding the Fourth Proportional to 4,928.95, 7,396.51 and 2,007.26

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Solution

The fourth proportional to 4,928.95, 7,396.51 and 2,007.26 is: 3,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.95 : 7,396.51 = 2,007.26 : x
  2. Step 2: Convert to fraction form
    4,928.95/7,396.51 = 2,007.26/x
  3. Step 3: Cross multiply
    4,928.95x = 7,396.51 × 2,007.26
  4. Step 4: Simplify right side
    4,928.95x = 14,846,718.66
  5. Step 5: Solve for x
    x = 14,846,718.66/4,928.95
  6. Step 6: Final answer
    x = 3,012.15

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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.