Home / 3,533.25-4,876.44-2,136.81

Finding the Fourth Proportional to 3,533.25, 4,876.44 and 2,136.81

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Solution

The fourth proportional to 3,533.25, 4,876.44 and 2,136.81 is: 2,949.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.25 : 4,876.44 = 2,136.81 : x
  2. Step 2: Convert to fraction form
    3,533.25/4,876.44 = 2,136.81/x
  3. Step 3: Cross multiply
    3,533.25x = 4,876.44 × 2,136.81
  4. Step 4: Simplify right side
    3,533.25x = 10,420,025.76
  5. Step 5: Solve for x
    x = 10,420,025.76/3,533.25
  6. Step 6: Final answer
    x = 2,949.13

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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.