Home / 4,722.12-6,515.71-2,732.56

Finding the Fourth Proportional to 4,722.12, 6,515.71 and 2,732.56

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Solution

The fourth proportional to 4,722.12, 6,515.71 and 2,732.56 is: 3,770.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.12 : 6,515.71 = 2,732.56 : x
  2. Step 2: Convert to fraction form
    4,722.12/6,515.71 = 2,732.56/x
  3. Step 3: Cross multiply
    4,722.12x = 6,515.71 × 2,732.56
  4. Step 4: Simplify right side
    4,722.12x = 17,804,545.40
  5. Step 5: Solve for x
    x = 17,804,545.40/4,722.12
  6. Step 6: Final answer
    x = 3,770.46

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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.