Home / 3,650.08-5,469.36-2,826.40

Finding the Fourth Proportional to 3,650.08, 5,469.36 and 2,826.40

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Solution

The fourth proportional to 3,650.08, 5,469.36 and 2,826.40 is: 4,235.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.08 : 5,469.36 = 2,826.40 : x
  2. Step 2: Convert to fraction form
    3,650.08/5,469.36 = 2,826.40/x
  3. Step 3: Cross multiply
    3,650.08x = 5,469.36 × 2,826.40
  4. Step 4: Simplify right side
    3,650.08x = 15,458,599.10
  5. Step 5: Solve for x
    x = 15,458,599.10/3,650.08
  6. Step 6: Final answer
    x = 4,235.14

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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.