Home / 3,320.19-4,973.81-2,586.33

Finding the Fourth Proportional to 3,320.19, 4,973.81 and 2,586.33

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Solution

The fourth proportional to 3,320.19, 4,973.81 and 2,586.33 is: 3,874.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.19 : 4,973.81 = 2,586.33 : x
  2. Step 2: Convert to fraction form
    3,320.19/4,973.81 = 2,586.33/x
  3. Step 3: Cross multiply
    3,320.19x = 4,973.81 × 2,586.33
  4. Step 4: Simplify right side
    3,320.19x = 12,863,919.99
  5. Step 5: Solve for x
    x = 12,863,919.99/3,320.19
  6. Step 6: Final answer
    x = 3,874.45

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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.