Home / 4,877.70-7,308.45-4,181.10

Finding the Fourth Proportional to 4,877.70, 7,308.45 and 4,181.10

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Solution

The fourth proportional to 4,877.70, 7,308.45 and 4,181.10 is: 6,264.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.70 : 7,308.45 = 4,181.10 : x
  2. Step 2: Convert to fraction form
    4,877.70/7,308.45 = 4,181.10/x
  3. Step 3: Cross multiply
    4,877.70x = 7,308.45 × 4,181.10
  4. Step 4: Simplify right side
    4,877.70x = 30,557,360.30
  5. Step 5: Solve for x
    x = 30,557,360.30/4,877.70
  6. Step 6: Final answer
    x = 6,264.71

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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.