Home / 5,203.10-7,180.28-2,845.24

Finding the Fourth Proportional to 5,203.10, 7,180.28 and 2,845.24

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Solution

The fourth proportional to 5,203.10, 7,180.28 and 2,845.24 is: 3,926.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.10 : 7,180.28 = 2,845.24 : x
  2. Step 2: Convert to fraction form
    5,203.10/7,180.28 = 2,845.24/x
  3. Step 3: Cross multiply
    5,203.10x = 7,180.28 × 2,845.24
  4. Step 4: Simplify right side
    5,203.10x = 20,429,619.87
  5. Step 5: Solve for x
    x = 20,429,619.87/5,203.10
  6. Step 6: Final answer
    x = 3,926.43

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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.