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Finding the Fourth Proportional to 2,764.44, 4,148.28 and 1,532.88

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Solution

The fourth proportional to 2,764.44, 4,148.28 and 1,532.88 is: 2,300.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764.44 : 4,148.28 = 1,532.88 : x
  2. Step 2: Convert to fraction form
    2,764.44/4,148.28 = 1,532.88/x
  3. Step 3: Cross multiply
    2,764.44x = 4,148.28 × 1,532.88
  4. Step 4: Simplify right side
    2,764.44x = 6,358,815.45
  5. Step 5: Solve for x
    x = 6,358,815.45/2,764.44
  6. Step 6: Final answer
    x = 2,300.22

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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.