Home / 4,064.81-5,609.45-2,201.81

Finding the Fourth Proportional to 4,064.81, 5,609.45 and 2,201.81

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Solution

The fourth proportional to 4,064.81, 5,609.45 and 2,201.81 is: 3,038.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,064.81 : 5,609.45 = 2,201.81 : x
  2. Step 2: Convert to fraction form
    4,064.81/5,609.45 = 2,201.81/x
  3. Step 3: Cross multiply
    4,064.81x = 5,609.45 × 2,201.81
  4. Step 4: Simplify right side
    4,064.81x = 12,350,943.10
  5. Step 5: Solve for x
    x = 12,350,943.10/4,064.81
  6. Step 6: Final answer
    x = 3,038.50

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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.