Home / 3,749.32-5,623.30-1,151.68

Finding the Fourth Proportional to 3,749.32, 5,623.30 and 1,151.68

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Solution

The fourth proportional to 3,749.32, 5,623.30 and 1,151.68 is: 1,727.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.32 : 5,623.30 = 1,151.68 : x
  2. Step 2: Convert to fraction form
    3,749.32/5,623.30 = 1,151.68/x
  3. Step 3: Cross multiply
    3,749.32x = 5,623.30 × 1,151.68
  4. Step 4: Simplify right side
    3,749.32x = 6,476,242.14
  5. Step 5: Solve for x
    x = 6,476,242.14/3,749.32
  6. Step 6: Final answer
    x = 1,727.31

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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.