Home / 5,182.35-7,775.34-2,260.88

Finding the Fourth Proportional to 5,182.35, 7,775.34 and 2,260.88

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Solution

The fourth proportional to 5,182.35, 7,775.34 and 2,260.88 is: 3,392.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.35 : 7,775.34 = 2,260.88 : x
  2. Step 2: Convert to fraction form
    5,182.35/7,775.34 = 2,260.88/x
  3. Step 3: Cross multiply
    5,182.35x = 7,775.34 × 2,260.88
  4. Step 4: Simplify right side
    5,182.35x = 17,579,071.82
  5. Step 5: Solve for x
    x = 17,579,071.82/5,182.35
  6. Step 6: Final answer
    x = 3,392.10

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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.