Home / 6,111.03-9,145.77-3,772.51

Finding the Fourth Proportional to 6,111.03, 9,145.77 and 3,772.51

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Solution

The fourth proportional to 6,111.03, 9,145.77 and 3,772.51 is: 5,645.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111.03 : 9,145.77 = 3,772.51 : x
  2. Step 2: Convert to fraction form
    6,111.03/9,145.77 = 3,772.51/x
  3. Step 3: Cross multiply
    6,111.03x = 9,145.77 × 3,772.51
  4. Step 4: Simplify right side
    6,111.03x = 34,502,508.78
  5. Step 5: Solve for x
    x = 34,502,508.78/6,111.03
  6. Step 6: Final answer
    x = 5,645.94

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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.