Home / 4,722.35-6,515.21-2,732.18

Finding the Fourth Proportional to 4,722.35, 6,515.21 and 2,732.18

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Solution

The fourth proportional to 4,722.35, 6,515.21 and 2,732.18 is: 3,769.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.35 : 6,515.21 = 2,732.18 : x
  2. Step 2: Convert to fraction form
    4,722.35/6,515.21 = 2,732.18/x
  3. Step 3: Cross multiply
    4,722.35x = 6,515.21 × 2,732.18
  4. Step 4: Simplify right side
    4,722.35x = 17,800,680.22
  5. Step 5: Solve for x
    x = 17,800,680.22/4,722.35
  6. Step 6: Final answer
    x = 3,769.46

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1.5x scale

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.