Home / 1,449.77-2,173.94-1,011.23

Finding the Fourth Proportional to 1,449.77, 2,173.94 and 1,011.23

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Solution

The fourth proportional to 1,449.77, 2,173.94 and 1,011.23 is: 1,516.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449.77 : 2,173.94 = 1,011.23 : x
  2. Step 2: Convert to fraction form
    1,449.77/2,173.94 = 1,011.23/x
  3. Step 3: Cross multiply
    1,449.77x = 2,173.94 × 1,011.23
  4. Step 4: Simplify right side
    1,449.77x = 2,198,337.42
  5. Step 5: Solve for x
    x = 2,198,337.42/1,449.77
  6. Step 6: Final answer
    x = 1,516.34

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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.