Home / 1,650.42-2,277.99-1,119.06

Finding the Fourth Proportional to 1,650.42, 2,277.99 and 1,119.06

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Solution

The fourth proportional to 1,650.42, 2,277.99 and 1,119.06 is: 1,544.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650.42 : 2,277.99 = 1,119.06 : x
  2. Step 2: Convert to fraction form
    1,650.42/2,277.99 = 1,119.06/x
  3. Step 3: Cross multiply
    1,650.42x = 2,277.99 × 1,119.06
  4. Step 4: Simplify right side
    1,650.42x = 2,549,207.49
  5. Step 5: Solve for x
    x = 2,549,207.49/1,650.42
  6. Step 6: Final answer
    x = 1,544.58

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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.