Home / 4,006.81-6,013.32-2,619.77

Finding the Fourth Proportional to 4,006.81, 6,013.32 and 2,619.77

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Solution

The fourth proportional to 4,006.81, 6,013.32 and 2,619.77 is: 3,931.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.81 : 6,013.32 = 2,619.77 : x
  2. Step 2: Convert to fraction form
    4,006.81/6,013.32 = 2,619.77/x
  3. Step 3: Cross multiply
    4,006.81x = 6,013.32 × 2,619.77
  4. Step 4: Simplify right side
    4,006.81x = 15,753,502.24
  5. Step 5: Solve for x
    x = 15,753,502.24/4,006.81
  6. Step 6: Final answer
    x = 3,931.68

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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.