Home / 3,717.48-5,580.90-3,699.12

Finding the Fourth Proportional to 3,717.48, 5,580.90 and 3,699.12

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Solution

The fourth proportional to 3,717.48, 5,580.90 and 3,699.12 is: 5,553.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.48 : 5,580.90 = 3,699.12 : x
  2. Step 2: Convert to fraction form
    3,717.48/5,580.90 = 3,699.12/x
  3. Step 3: Cross multiply
    3,717.48x = 5,580.90 × 3,699.12
  4. Step 4: Simplify right side
    3,717.48x = 20,644,418.81
  5. Step 5: Solve for x
    x = 20,644,418.81/3,717.48
  6. Step 6: Final answer
    x = 5,553.34

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1.5x scale

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.