Home / 2,762.46-4,136.64-1,528.52

Finding the Fourth Proportional to 2,762.46, 4,136.64 and 1,528.52

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Solution

The fourth proportional to 2,762.46, 4,136.64 and 1,528.52 is: 2,288.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762.46 : 4,136.64 = 1,528.52 : x
  2. Step 2: Convert to fraction form
    2,762.46/4,136.64 = 1,528.52/x
  3. Step 3: Cross multiply
    2,762.46x = 4,136.64 × 1,528.52
  4. Step 4: Simplify right side
    2,762.46x = 6,322,936.97
  5. Step 5: Solve for x
    x = 6,322,936.97/2,762.46
  6. Step 6: Final answer
    x = 2,288.88

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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.