Home / 4,395.12-6,575.40-3,957.36

Finding the Fourth Proportional to 4,395.12, 6,575.40 and 3,957.36

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Solution

The fourth proportional to 4,395.12, 6,575.40 and 3,957.36 is: 5,920.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,395.12 : 6,575.40 = 3,957.36 : x
  2. Step 2: Convert to fraction form
    4,395.12/6,575.40 = 3,957.36/x
  3. Step 3: Cross multiply
    4,395.12x = 6,575.40 × 3,957.36
  4. Step 4: Simplify right side
    4,395.12x = 26,021,224.94
  5. Step 5: Solve for x
    x = 26,021,224.94/4,395.12
  6. Step 6: Final answer
    x = 5,920.48

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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.