Home / 3,068.69-4,234.14-1,742.11

Finding the Fourth Proportional to 3,068.69, 4,234.14 and 1,742.11

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Solution

The fourth proportional to 3,068.69, 4,234.14 and 1,742.11 is: 2,403.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.69 : 4,234.14 = 1,742.11 : x
  2. Step 2: Convert to fraction form
    3,068.69/4,234.14 = 1,742.11/x
  3. Step 3: Cross multiply
    3,068.69x = 4,234.14 × 1,742.11
  4. Step 4: Simplify right side
    3,068.69x = 7,376,327.05
  5. Step 5: Solve for x
    x = 7,376,327.05/3,068.69
  6. Step 6: Final answer
    x = 2,403.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.