Home / 3,745.68-5,618.36-1,437.04

Finding the Fourth Proportional to 3,745.68, 5,618.36 and 1,437.04

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Solution

The fourth proportional to 3,745.68, 5,618.36 and 1,437.04 is: 2,155.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.68 : 5,618.36 = 1,437.04 : x
  2. Step 2: Convert to fraction form
    3,745.68/5,618.36 = 1,437.04/x
  3. Step 3: Cross multiply
    3,745.68x = 5,618.36 × 1,437.04
  4. Step 4: Simplify right side
    3,745.68x = 8,073,808.05
  5. Step 5: Solve for x
    x = 8,073,808.05/3,745.68
  6. Step 6: Final answer
    x = 2,155.50

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.