Home / 5,297.47-7,945.30-1,402.27

Finding the Fourth Proportional to 5,297.47, 7,945.30 and 1,402.27

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Solution

The fourth proportional to 5,297.47, 7,945.30 and 1,402.27 is: 2,103.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,297.47 : 7,945.30 = 1,402.27 : x
  2. Step 2: Convert to fraction form
    5,297.47/7,945.30 = 1,402.27/x
  3. Step 3: Cross multiply
    5,297.47x = 7,945.30 × 1,402.27
  4. Step 4: Simplify right side
    5,297.47x = 11,141,455.83
  5. Step 5: Solve for x
    x = 11,141,455.83/5,297.47
  6. Step 6: Final answer
    x = 2,103.17

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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.