Home / 5,045.27-7,564.48-2,578.06

Finding the Fourth Proportional to 5,045.27, 7,564.48 and 2,578.06

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Solution

The fourth proportional to 5,045.27, 7,564.48 and 2,578.06 is: 3,865.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.27 : 7,564.48 = 2,578.06 : x
  2. Step 2: Convert to fraction form
    5,045.27/7,564.48 = 2,578.06/x
  3. Step 3: Cross multiply
    5,045.27x = 7,564.48 × 2,578.06
  4. Step 4: Simplify right side
    5,045.27x = 19,501,683.31
  5. Step 5: Solve for x
    x = 19,501,683.31/5,045.27
  6. Step 6: Final answer
    x = 3,865.34

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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.