Home / 5,775.92-8,655.60-3,181.04

Finding the Fourth Proportional to 5,775.92, 8,655.60 and 3,181.04

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Solution

The fourth proportional to 5,775.92, 8,655.60 and 3,181.04 is: 4,767.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.92 : 8,655.60 = 3,181.04 : x
  2. Step 2: Convert to fraction form
    5,775.92/8,655.60 = 3,181.04/x
  3. Step 3: Cross multiply
    5,775.92x = 8,655.60 × 3,181.04
  4. Step 4: Simplify right side
    5,775.92x = 27,533,809.82
  5. Step 5: Solve for x
    x = 27,533,809.82/5,775.92
  6. Step 6: Final answer
    x = 4,767.00

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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.