Home / 3,962.56-5,938.08-2,222.32

Finding the Fourth Proportional to 3,962.56, 5,938.08 and 2,222.32

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Solution

The fourth proportional to 3,962.56, 5,938.08 and 2,222.32 is: 3,330.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.56 : 5,938.08 = 2,222.32 : x
  2. Step 2: Convert to fraction form
    3,962.56/5,938.08 = 2,222.32/x
  3. Step 3: Cross multiply
    3,962.56x = 5,938.08 × 2,222.32
  4. Step 4: Simplify right side
    3,962.56x = 13,196,313.95
  5. Step 5: Solve for x
    x = 13,196,313.95/3,962.56
  6. Step 6: Final answer
    x = 3,330.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.