Home / 3,623.48-5,437.97-2,390.48

Finding the Fourth Proportional to 3,623.48, 5,437.97 and 2,390.48

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Solution

The fourth proportional to 3,623.48, 5,437.97 and 2,390.48 is: 3,587.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.48 : 5,437.97 = 2,390.48 : x
  2. Step 2: Convert to fraction form
    3,623.48/5,437.97 = 2,390.48/x
  3. Step 3: Cross multiply
    3,623.48x = 5,437.97 × 2,390.48
  4. Step 4: Simplify right side
    3,623.48x = 12,999,358.53
  5. Step 5: Solve for x
    x = 12,999,358.53/3,623.48
  6. Step 6: Final answer
    x = 3,587.53

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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.