Home / 5,250.21-7,244.37-3,154.38

Finding the Fourth Proportional to 5,250.21, 7,244.37 and 3,154.38

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Solution

The fourth proportional to 5,250.21, 7,244.37 and 3,154.38 is: 4,352.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.21 : 7,244.37 = 3,154.38 : x
  2. Step 2: Convert to fraction form
    5,250.21/7,244.37 = 3,154.38/x
  3. Step 3: Cross multiply
    5,250.21x = 7,244.37 × 3,154.38
  4. Step 4: Simplify right side
    5,250.21x = 22,851,495.84
  5. Step 5: Solve for x
    x = 22,851,495.84/5,250.21
  6. Step 6: Final answer
    x = 4,352.49

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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.