Home / 3,656.29-5,475.87-1,801.44

Finding the Fourth Proportional to 3,656.29, 5,475.87 and 1,801.44

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Solution

The fourth proportional to 3,656.29, 5,475.87 and 1,801.44 is: 2,697.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.29 : 5,475.87 = 1,801.44 : x
  2. Step 2: Convert to fraction form
    3,656.29/5,475.87 = 1,801.44/x
  3. Step 3: Cross multiply
    3,656.29x = 5,475.87 × 1,801.44
  4. Step 4: Simplify right side
    3,656.29x = 9,864,451.25
  5. Step 5: Solve for x
    x = 9,864,451.25/3,656.29
  6. Step 6: Final answer
    x = 2,697.94

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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.