Home / 5,222.01-7,207.77-3,231.45

Finding the Fourth Proportional to 5,222.01, 7,207.77 and 3,231.45

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Solution

The fourth proportional to 5,222.01, 7,207.77 and 3,231.45 is: 4,460.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.01 : 7,207.77 = 3,231.45 : x
  2. Step 2: Convert to fraction form
    5,222.01/7,207.77 = 3,231.45/x
  3. Step 3: Cross multiply
    5,222.01x = 7,207.77 × 3,231.45
  4. Step 4: Simplify right side
    5,222.01x = 23,291,560.48
  5. Step 5: Solve for x
    x = 23,291,560.48/5,222.01
  6. Step 6: Final answer
    x = 4,460.26

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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.