Home / 4,752.14-7,114.32-2,771.72

Finding the Fourth Proportional to 4,752.14, 7,114.32 and 2,771.72

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Solution

The fourth proportional to 4,752.14, 7,114.32 and 2,771.72 is: 4,149.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752.14 : 7,114.32 = 2,771.72 : x
  2. Step 2: Convert to fraction form
    4,752.14/7,114.32 = 2,771.72/x
  3. Step 3: Cross multiply
    4,752.14x = 7,114.32 × 2,771.72
  4. Step 4: Simplify right side
    4,752.14x = 19,718,903.03
  5. Step 5: Solve for x
    x = 19,718,903.03/4,752.14
  6. Step 6: Final answer
    x = 4,149.48

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1.5x scale

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.