Home / 3,312.16-4,968.72-1,003.84

Finding the Fourth Proportional to 3,312.16, 4,968.72 and 1,003.84

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Solution

The fourth proportional to 3,312.16, 4,968.72 and 1,003.84 is: 1,505.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.16 : 4,968.72 = 1,003.84 : x
  2. Step 2: Convert to fraction form
    3,312.16/4,968.72 = 1,003.84/x
  3. Step 3: Cross multiply
    3,312.16x = 4,968.72 × 1,003.84
  4. Step 4: Simplify right side
    3,312.16x = 4,987,799.88
  5. Step 5: Solve for x
    x = 4,987,799.88/3,312.16
  6. Step 6: Final answer
    x = 1,505.91

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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.