Home / 2,626.29-3,621.11-2,253.69

Finding the Fourth Proportional to 2,626.29, 3,621.11 and 2,253.69

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Solution

The fourth proportional to 2,626.29, 3,621.11 and 2,253.69 is: 3,107.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626.29 : 3,621.11 = 2,253.69 : x
  2. Step 2: Convert to fraction form
    2,626.29/3,621.11 = 2,253.69/x
  3. Step 3: Cross multiply
    2,626.29x = 3,621.11 × 2,253.69
  4. Step 4: Simplify right side
    2,626.29x = 8,160,848.13
  5. Step 5: Solve for x
    x = 8,160,848.13/2,626.29
  6. Step 6: Final answer
    x = 3,107.37

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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.