Home / 3,861.48-5,791.82-1,088.08

Finding the Fourth Proportional to 3,861.48, 5,791.82 and 1,088.08

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Solution

The fourth proportional to 3,861.48, 5,791.82 and 1,088.08 is: 1,632.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.48 : 5,791.82 = 1,088.08 : x
  2. Step 2: Convert to fraction form
    3,861.48/5,791.82 = 1,088.08/x
  3. Step 3: Cross multiply
    3,861.48x = 5,791.82 × 1,088.08
  4. Step 4: Simplify right side
    3,861.48x = 6,301,963.51
  5. Step 5: Solve for x
    x = 6,301,963.51/3,861.48
  6. Step 6: Final answer
    x = 1,632.01

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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.