Home / 3,749.29-5,623.45-1,152.01

Finding the Fourth Proportional to 3,749.29, 5,623.45 and 1,152.01

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Solution

The fourth proportional to 3,749.29, 5,623.45 and 1,152.01 is: 1,727.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.29 : 5,623.45 = 1,152.01 : x
  2. Step 2: Convert to fraction form
    3,749.29/5,623.45 = 1,152.01/x
  3. Step 3: Cross multiply
    3,749.29x = 5,623.45 × 1,152.01
  4. Step 4: Simplify right side
    3,749.29x = 6,478,270.63
  5. Step 5: Solve for x
    x = 6,478,270.63/3,749.29
  6. Step 6: Final answer
    x = 1,727.87

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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.