Home / 2,626.26-3,957.39-2,174.18

Finding the Fourth Proportional to 2,626.26, 3,957.39 and 2,174.18

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Solution

The fourth proportional to 2,626.26, 3,957.39 and 2,174.18 is: 3,276.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626.26 : 3,957.39 = 2,174.18 : x
  2. Step 2: Convert to fraction form
    2,626.26/3,957.39 = 2,174.18/x
  3. Step 3: Cross multiply
    2,626.26x = 3,957.39 × 2,174.18
  4. Step 4: Simplify right side
    2,626.26x = 8,604,058.40
  5. Step 5: Solve for x
    x = 8,604,058.40/2,626.26
  6. Step 6: Final answer
    x = 3,276.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.