Home / 5,203.14-7,180.19-2,845.13

Finding the Fourth Proportional to 5,203.14, 7,180.19 and 2,845.13

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Solution

The fourth proportional to 5,203.14, 7,180.19 and 2,845.13 is: 3,926.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.14 : 7,180.19 = 2,845.13 : x
  2. Step 2: Convert to fraction form
    5,203.14/7,180.19 = 2,845.13/x
  3. Step 3: Cross multiply
    5,203.14x = 7,180.19 × 2,845.13
  4. Step 4: Simplify right side
    5,203.14x = 20,428,550.52
  5. Step 5: Solve for x
    x = 20,428,550.52/5,203.14
  6. Step 6: Final answer
    x = 3,926.20

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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.