Home / 5,355.90-7,392.03-3,675.93

Finding the Fourth Proportional to 5,355.90, 7,392.03 and 3,675.93

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Solution

The fourth proportional to 5,355.90, 7,392.03 and 3,675.93 is: 5,073.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.90 : 7,392.03 = 3,675.93 : x
  2. Step 2: Convert to fraction form
    5,355.90/7,392.03 = 3,675.93/x
  3. Step 3: Cross multiply
    5,355.90x = 7,392.03 × 3,675.93
  4. Step 4: Simplify right side
    5,355.90x = 27,172,543.33
  5. Step 5: Solve for x
    x = 27,172,543.33/5,355.90
  6. Step 6: Final answer
    x = 5,073.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.