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Finding the Fourth Proportional to 2,488.92, 3,732.93 and 1,756.23

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Solution

The fourth proportional to 2,488.92, 3,732.93 and 1,756.23 is: 2,634.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488.92 : 3,732.93 = 1,756.23 : x
  2. Step 2: Convert to fraction form
    2,488.92/3,732.93 = 1,756.23/x
  3. Step 3: Cross multiply
    2,488.92x = 3,732.93 × 1,756.23
  4. Step 4: Simplify right side
    2,488.92x = 6,555,883.65
  5. Step 5: Solve for x
    x = 6,555,883.65/2,488.92
  6. Step 6: Final answer
    x = 2,634.03

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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.