Home / 1,742.18-2,616.91-1,468.80

Finding the Fourth Proportional to 1,742.18, 2,616.91 and 1,468.80

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Solution

The fourth proportional to 1,742.18, 2,616.91 and 1,468.80 is: 2,206.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742.18 : 2,616.91 = 1,468.80 : x
  2. Step 2: Convert to fraction form
    1,742.18/2,616.91 = 1,468.80/x
  3. Step 3: Cross multiply
    1,742.18x = 2,616.91 × 1,468.80
  4. Step 4: Simplify right side
    1,742.18x = 3,843,713.74
  5. Step 5: Solve for x
    x = 3,843,713.74/1,742.18
  6. Step 6: Final answer
    x = 2,206.27

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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.