Home / 2,113.05-3,168.66-1,626.44

Finding the Fourth Proportional to 2,113.05, 3,168.66 and 1,626.44

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Solution

The fourth proportional to 2,113.05, 3,168.66 and 1,626.44 is: 2,438.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113.05 : 3,168.66 = 1,626.44 : x
  2. Step 2: Convert to fraction form
    2,113.05/3,168.66 = 1,626.44/x
  3. Step 3: Cross multiply
    2,113.05x = 3,168.66 × 1,626.44
  4. Step 4: Simplify right side
    2,113.05x = 5,153,643.29
  5. Step 5: Solve for x
    x = 5,153,643.29/2,113.05
  6. Step 6: Final answer
    x = 2,438.96

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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.