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Finding the Fourth Proportional to 4,295.62, 6,443.90 and 1,522.25

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Solution

The fourth proportional to 4,295.62, 6,443.90 and 1,522.25 is: 2,283.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,295.62 : 6,443.90 = 1,522.25 : x
  2. Step 2: Convert to fraction form
    4,295.62/6,443.90 = 1,522.25/x
  3. Step 3: Cross multiply
    4,295.62x = 6,443.90 × 1,522.25
  4. Step 4: Simplify right side
    4,295.62x = 9,809,226.78
  5. Step 5: Solve for x
    x = 9,809,226.78/4,295.62
  6. Step 6: Final answer
    x = 2,283.54

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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.