Home / 5,182.92-7,763.76-3,511.80

Finding the Fourth Proportional to 5,182.92, 7,763.76 and 3,511.80

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Solution

The fourth proportional to 5,182.92, 7,763.76 and 3,511.80 is: 5,260.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.92 : 7,763.76 = 3,511.80 : x
  2. Step 2: Convert to fraction form
    5,182.92/7,763.76 = 3,511.80/x
  3. Step 3: Cross multiply
    5,182.92x = 7,763.76 × 3,511.80
  4. Step 4: Simplify right side
    5,182.92x = 27,264,772.37
  5. Step 5: Solve for x
    x = 27,264,772.37/5,182.92
  6. Step 6: Final answer
    x = 5,260.50

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1.5x scale

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.