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Finding the Fourth Proportional to 4,297.74, 5,928.48 and 2,528.88

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Solution

The fourth proportional to 4,297.74, 5,928.48 and 2,528.88 is: 3,488.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,297.74 : 5,928.48 = 2,528.88 : x
  2. Step 2: Convert to fraction form
    4,297.74/5,928.48 = 2,528.88/x
  3. Step 3: Cross multiply
    4,297.74x = 5,928.48 × 2,528.88
  4. Step 4: Simplify right side
    4,297.74x = 14,992,414.50
  5. Step 5: Solve for x
    x = 14,992,414.50/4,297.74
  6. Step 6: Final answer
    x = 3,488.44

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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.