Home / 3,626.56-5,005.05-2,134.84

Finding the Fourth Proportional to 3,626.56, 5,005.05 and 2,134.84

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Solution

The fourth proportional to 3,626.56, 5,005.05 and 2,134.84 is: 2,946.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.56 : 5,005.05 = 2,134.84 : x
  2. Step 2: Convert to fraction form
    3,626.56/5,005.05 = 2,134.84/x
  3. Step 3: Cross multiply
    3,626.56x = 5,005.05 × 2,134.84
  4. Step 4: Simplify right side
    3,626.56x = 10,684,980.94
  5. Step 5: Solve for x
    x = 10,684,980.94/3,626.56
  6. Step 6: Final answer
    x = 2,946.31

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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.