Home / 3,345.24-5,018-1,265.04

Finding the Fourth Proportional to 3,345.24, 5,018 and 1,265.04

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Solution

The fourth proportional to 3,345.24, 5,018 and 1,265.04 is: 1,897.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.24 : 5,018 = 1,265.04 : x
  2. Step 2: Convert to fraction form
    3,345.24/5,018 = 1,265.04/x
  3. Step 3: Cross multiply
    3,345.24x = 5,018 × 1,265.04
  4. Step 4: Simplify right side
    3,345.24x = 6,347,970.72
  5. Step 5: Solve for x
    x = 6,347,970.72/3,345.24
  6. Step 6: Final answer
    x = 1,897.61

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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.