Home / 3,533.50-4,877.45-2,136.25

Finding the Fourth Proportional to 3,533.50, 4,877.45 and 2,136.25

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Solution

The fourth proportional to 3,533.50, 4,877.45 and 2,136.25 is: 2,948.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.50 : 4,877.45 = 2,136.25 : x
  2. Step 2: Convert to fraction form
    3,533.50/4,877.45 = 2,136.25/x
  3. Step 3: Cross multiply
    3,533.50x = 4,877.45 × 2,136.25
  4. Step 4: Simplify right side
    3,533.50x = 10,419,452.56
  5. Step 5: Solve for x
    x = 10,419,452.56/3,533.50
  6. Step 6: Final answer
    x = 2,948.76

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Double scale
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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.