Home / 4,722.66-6,518.40-2,734.44

Finding the Fourth Proportional to 4,722.66, 6,518.40 and 2,734.44

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Solution

The fourth proportional to 4,722.66, 6,518.40 and 2,734.44 is: 3,774.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.66 : 6,518.40 = 2,734.44 : x
  2. Step 2: Convert to fraction form
    4,722.66/6,518.40 = 2,734.44/x
  3. Step 3: Cross multiply
    4,722.66x = 6,518.40 × 2,734.44
  4. Step 4: Simplify right side
    4,722.66x = 17,824,173.70
  5. Step 5: Solve for x
    x = 17,824,173.70/4,722.66
  6. Step 6: Final answer
    x = 3,774.18

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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.