Home / 5,043.76-7,564.41-1,581.01

Finding the Fourth Proportional to 5,043.76, 7,564.41 and 1,581.01

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Solution

The fourth proportional to 5,043.76, 7,564.41 and 1,581.01 is: 2,371.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.76 : 7,564.41 = 1,581.01 : x
  2. Step 2: Convert to fraction form
    5,043.76/7,564.41 = 1,581.01/x
  3. Step 3: Cross multiply
    5,043.76x = 7,564.41 × 1,581.01
  4. Step 4: Simplify right side
    5,043.76x = 11,959,388.94
  5. Step 5: Solve for x
    x = 11,959,388.94/5,043.76
  6. Step 6: Final answer
    x = 2,371.13

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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.