Home / 4,581.77-6,869.91-3,280.50

Finding the Fourth Proportional to 4,581.77, 6,869.91 and 3,280.50

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Solution

The fourth proportional to 4,581.77, 6,869.91 and 3,280.50 is: 4,918.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581.77 : 6,869.91 = 3,280.50 : x
  2. Step 2: Convert to fraction form
    4,581.77/6,869.91 = 3,280.50/x
  3. Step 3: Cross multiply
    4,581.77x = 6,869.91 × 3,280.50
  4. Step 4: Simplify right side
    4,581.77x = 22,536,752.06
  5. Step 5: Solve for x
    x = 22,536,752.06/4,581.77
  6. Step 6: Final answer
    x = 4,918.79

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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.