Home / 7,372.22-10,173.51-4,015.10

Finding the Fourth Proportional to 7,372.22, 10,173.51 and 4,015.10

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Solution

The fourth proportional to 7,372.22, 10,173.51 and 4,015.10 is: 5,540.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.22 : 10,173.51 = 4,015.10 : x
  2. Step 2: Convert to fraction form
    7,372.22/10,173.51 = 4,015.10/x
  3. Step 3: Cross multiply
    7,372.22x = 10,173.51 × 4,015.10
  4. Step 4: Simplify right side
    7,372.22x = 40,847,609.13
  5. Step 5: Solve for x
    x = 40,847,609.13/7,372.22
  6. Step 6: Final answer
    x = 5,540.75

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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.