Home / 6,842.82-10,254.30-3,720.18

Finding the Fourth Proportional to 6,842.82, 10,254.30 and 3,720.18

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Solution

The fourth proportional to 6,842.82, 10,254.30 and 3,720.18 is: 5,574.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,842.82 : 10,254.30 = 3,720.18 : x
  2. Step 2: Convert to fraction form
    6,842.82/10,254.30 = 3,720.18/x
  3. Step 3: Cross multiply
    6,842.82x = 10,254.30 × 3,720.18
  4. Step 4: Simplify right side
    6,842.82x = 38,147,841.77
  5. Step 5: Solve for x
    x = 38,147,841.77/6,842.82
  6. Step 6: Final answer
    x = 5,574.87

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1.5x scale

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.