Home / 4,064.90-5,609.61-2,201.90

Finding the Fourth Proportional to 4,064.90, 5,609.61 and 2,201.90

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Solution

The fourth proportional to 4,064.90, 5,609.61 and 2,201.90 is: 3,038.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,064.90 : 5,609.61 = 2,201.90 : x
  2. Step 2: Convert to fraction form
    4,064.90/5,609.61 = 2,201.90/x
  3. Step 3: Cross multiply
    4,064.90x = 5,609.61 × 2,201.90
  4. Step 4: Simplify right side
    4,064.90x = 12,351,772.21
  5. Step 5: Solve for x
    x = 12,351,772.21/4,064.90
  6. Step 6: Final answer
    x = 3,038.64

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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.