Home / 5,241.01-7,858.80-1,542.76

Finding the Fourth Proportional to 5,241.01, 7,858.80 and 1,542.76

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Solution

The fourth proportional to 5,241.01, 7,858.80 and 1,542.76 is: 2,313.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.01 : 7,858.80 = 1,542.76 : x
  2. Step 2: Convert to fraction form
    5,241.01/7,858.80 = 1,542.76/x
  3. Step 3: Cross multiply
    5,241.01x = 7,858.80 × 1,542.76
  4. Step 4: Simplify right side
    5,241.01x = 12,124,202.99
  5. Step 5: Solve for x
    x = 12,124,202.99/5,241.01
  6. Step 6: Final answer
    x = 2,313.34

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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.