Home / 4,112.91-5,675.18-2,622.11

Finding the Fourth Proportional to 4,112.91, 5,675.18 and 2,622.11

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Solution

The fourth proportional to 4,112.91, 5,675.18 and 2,622.11 is: 3,618.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.91 : 5,675.18 = 2,622.11 : x
  2. Step 2: Convert to fraction form
    4,112.91/5,675.18 = 2,622.11/x
  3. Step 3: Cross multiply
    4,112.91x = 5,675.18 × 2,622.11
  4. Step 4: Simplify right side
    4,112.91x = 14,880,904.74
  5. Step 5: Solve for x
    x = 14,880,904.74/4,112.91
  6. Step 6: Final answer
    x = 3,618.10

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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.