Home / 3,213.84-4,433.58-2,095.74

Finding the Fourth Proportional to 3,213.84, 4,433.58 and 2,095.74

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Solution

The fourth proportional to 3,213.84, 4,433.58 and 2,095.74 is: 2,891.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.84 : 4,433.58 = 2,095.74 : x
  2. Step 2: Convert to fraction form
    3,213.84/4,433.58 = 2,095.74/x
  3. Step 3: Cross multiply
    3,213.84x = 4,433.58 × 2,095.74
  4. Step 4: Simplify right side
    3,213.84x = 9,291,630.95
  5. Step 5: Solve for x
    x = 9,291,630.95/3,213.84
  6. Step 6: Final answer
    x = 2,891.13

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1.5x scale

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.