Home / 3,312.18-4,968.99-1,003.86

Finding the Fourth Proportional to 3,312.18, 4,968.99 and 1,003.86

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Solution

The fourth proportional to 3,312.18, 4,968.99 and 1,003.86 is: 1,506.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.18 : 4,968.99 = 1,003.86 : x
  2. Step 2: Convert to fraction form
    3,312.18/4,968.99 = 1,003.86/x
  3. Step 3: Cross multiply
    3,312.18x = 4,968.99 × 1,003.86
  4. Step 4: Simplify right side
    3,312.18x = 4,988,170.30
  5. Step 5: Solve for x
    x = 4,988,170.30/3,312.18
  6. Step 6: Final answer
    x = 1,506.01

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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.