Home / 3,440.20-4,747.74-2,095.66

Finding the Fourth Proportional to 3,440.20, 4,747.74 and 2,095.66

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Solution

The fourth proportional to 3,440.20, 4,747.74 and 2,095.66 is: 2,892.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.20 : 4,747.74 = 2,095.66 : x
  2. Step 2: Convert to fraction form
    3,440.20/4,747.74 = 2,095.66/x
  3. Step 3: Cross multiply
    3,440.20x = 4,747.74 × 2,095.66
  4. Step 4: Simplify right side
    3,440.20x = 9,949,648.81
  5. Step 5: Solve for x
    x = 9,949,648.81/3,440.20
  6. Step 6: Final answer
    x = 2,892.17

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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.