Home / 1,469.74-2,199.37-1,277.01

Finding the Fourth Proportional to 1,469.74, 2,199.37 and 1,277.01

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Solution

The fourth proportional to 1,469.74, 2,199.37 and 1,277.01 is: 1,910.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469.74 : 2,199.37 = 1,277.01 : x
  2. Step 2: Convert to fraction form
    1,469.74/2,199.37 = 1,277.01/x
  3. Step 3: Cross multiply
    1,469.74x = 2,199.37 × 1,277.01
  4. Step 4: Simplify right side
    1,469.74x = 2,808,617.48
  5. Step 5: Solve for x
    x = 2,808,617.48/1,469.74
  6. Step 6: Final answer
    x = 1,910.96

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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.