Home / 3,316.12-4,973.19-2,388.88

Finding the Fourth Proportional to 3,316.12, 4,973.19 and 2,388.88

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Solution

The fourth proportional to 3,316.12, 4,973.19 and 2,388.88 is: 3,582.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.12 : 4,973.19 = 2,388.88 : x
  2. Step 2: Convert to fraction form
    3,316.12/4,973.19 = 2,388.88/x
  3. Step 3: Cross multiply
    3,316.12x = 4,973.19 × 2,388.88
  4. Step 4: Simplify right side
    3,316.12x = 11,880,354.13
  5. Step 5: Solve for x
    x = 11,880,354.13/3,316.12
  6. Step 6: Final answer
    x = 3,582.61

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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.