Home / 4,581.72-6,866.91-2,113.11

Finding the Fourth Proportional to 4,581.72, 6,866.91 and 2,113.11

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Solution

The fourth proportional to 4,581.72, 6,866.91 and 2,113.11 is: 3,167.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581.72 : 6,866.91 = 2,113.11 : x
  2. Step 2: Convert to fraction form
    4,581.72/6,866.91 = 2,113.11/x
  3. Step 3: Cross multiply
    4,581.72x = 6,866.91 × 2,113.11
  4. Step 4: Simplify right side
    4,581.72x = 14,510,536.19
  5. Step 5: Solve for x
    x = 14,510,536.19/4,581.72
  6. Step 6: Final answer
    x = 3,167.05

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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.