Home / 4,938.24-6,813.96-2,841.96

Finding the Fourth Proportional to 4,938.24, 6,813.96 and 2,841.96

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Solution

The fourth proportional to 4,938.24, 6,813.96 and 2,841.96 is: 3,921.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.24 : 6,813.96 = 2,841.96 : x
  2. Step 2: Convert to fraction form
    4,938.24/6,813.96 = 2,841.96/x
  3. Step 3: Cross multiply
    4,938.24x = 6,813.96 × 2,841.96
  4. Step 4: Simplify right side
    4,938.24x = 19,365,001.76
  5. Step 5: Solve for x
    x = 19,365,001.76/4,938.24
  6. Step 6: Final answer
    x = 3,921.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.