Home / 4,039.36-5,577.12-3,110.08

Finding the Fourth Proportional to 4,039.36, 5,577.12 and 3,110.08

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Solution

The fourth proportional to 4,039.36, 5,577.12 and 3,110.08 is: 4,294.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.36 : 5,577.12 = 3,110.08 : x
  2. Step 2: Convert to fraction form
    4,039.36/5,577.12 = 3,110.08/x
  3. Step 3: Cross multiply
    4,039.36x = 5,577.12 × 3,110.08
  4. Step 4: Simplify right side
    4,039.36x = 17,345,289.37
  5. Step 5: Solve for x
    x = 17,345,289.37/4,039.36
  6. Step 6: Final answer
    x = 4,294.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.