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Finding the Fourth Proportional to 7,284.87, 10,928.04 and 2,901.30

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Solution

The fourth proportional to 7,284.87, 10,928.04 and 2,901.30 is: 4,352.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.87 : 10,928.04 = 2,901.30 : x
  2. Step 2: Convert to fraction form
    7,284.87/10,928.04 = 2,901.30/x
  3. Step 3: Cross multiply
    7,284.87x = 10,928.04 × 2,901.30
  4. Step 4: Simplify right side
    7,284.87x = 31,705,522.45
  5. Step 5: Solve for x
    x = 31,705,522.45/7,284.87
  6. Step 6: Final answer
    x = 4,352.24

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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.