Home / 3,384.66-5,080.62-2,842.76

Finding the Fourth Proportional to 3,384.66, 5,080.62 and 2,842.76

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Solution

The fourth proportional to 3,384.66, 5,080.62 and 2,842.76 is: 4,267.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.66 : 5,080.62 = 2,842.76 : x
  2. Step 2: Convert to fraction form
    3,384.66/5,080.62 = 2,842.76/x
  3. Step 3: Cross multiply
    3,384.66x = 5,080.62 × 2,842.76
  4. Step 4: Simplify right side
    3,384.66x = 14,442,983.31
  5. Step 5: Solve for x
    x = 14,442,983.31/3,384.66
  6. Step 6: Final answer
    x = 4,267.19

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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.