Home / 6,790.29-10,188.34-2,842.47

Finding the Fourth Proportional to 6,790.29, 10,188.34 and 2,842.47

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Solution

The fourth proportional to 6,790.29, 10,188.34 and 2,842.47 is: 4,264.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.29 : 10,188.34 = 2,842.47 : x
  2. Step 2: Convert to fraction form
    6,790.29/10,188.34 = 2,842.47/x
  3. Step 3: Cross multiply
    6,790.29x = 10,188.34 × 2,842.47
  4. Step 4: Simplify right side
    6,790.29x = 28,960,099.50
  5. Step 5: Solve for x
    x = 28,960,099.50/6,790.29
  6. Step 6: Final answer
    x = 4,264.93

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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.