Home / 5,181.24-7,775.55-2,260.38

Finding the Fourth Proportional to 5,181.24, 7,775.55 and 2,260.38

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Solution

The fourth proportional to 5,181.24, 7,775.55 and 2,260.38 is: 3,392.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.24 : 7,775.55 = 2,260.38 : x
  2. Step 2: Convert to fraction form
    5,181.24/7,775.55 = 2,260.38/x
  3. Step 3: Cross multiply
    5,181.24x = 7,775.55 × 2,260.38
  4. Step 4: Simplify right side
    5,181.24x = 17,575,697.71
  5. Step 5: Solve for x
    x = 17,575,697.71/5,181.24
  6. Step 6: Final answer
    x = 3,392.18

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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.