Home / 3,312.22-4,968.34-1,003.72

Finding the Fourth Proportional to 3,312.22, 4,968.34 and 1,003.72

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Solution

The fourth proportional to 3,312.22, 4,968.34 and 1,003.72 is: 1,505.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.22 : 4,968.34 = 1,003.72 : x
  2. Step 2: Convert to fraction form
    3,312.22/4,968.34 = 1,003.72/x
  3. Step 3: Cross multiply
    3,312.22x = 4,968.34 × 1,003.72
  4. Step 4: Simplify right side
    3,312.22x = 4,986,822.22
  5. Step 5: Solve for x
    x = 4,986,822.22/3,312.22
  6. Step 6: Final answer
    x = 1,505.58

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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.