Home / 3,748.10-5,621.87-1,667.48

Finding the Fourth Proportional to 3,748.10, 5,621.87 and 1,667.48

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Solution

The fourth proportional to 3,748.10, 5,621.87 and 1,667.48 is: 2,501.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.10 : 5,621.87 = 1,667.48 : x
  2. Step 2: Convert to fraction form
    3,748.10/5,621.87 = 1,667.48/x
  3. Step 3: Cross multiply
    3,748.10x = 5,621.87 × 1,667.48
  4. Step 4: Simplify right side
    3,748.10x = 9,374,355.79
  5. Step 5: Solve for x
    x = 9,374,355.79/3,748.10
  6. Step 6: Final answer
    x = 2,501.10

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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.