Home / 3,669.93-5,064.80-2,177.91

Finding the Fourth Proportional to 3,669.93, 5,064.80 and 2,177.91

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Solution

The fourth proportional to 3,669.93, 5,064.80 and 2,177.91 is: 3,005.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.93 : 5,064.80 = 2,177.91 : x
  2. Step 2: Convert to fraction form
    3,669.93/5,064.80 = 2,177.91/x
  3. Step 3: Cross multiply
    3,669.93x = 5,064.80 × 2,177.91
  4. Step 4: Simplify right side
    3,669.93x = 11,030,667.68
  5. Step 5: Solve for x
    x = 11,030,667.68/3,669.93
  6. Step 6: Final answer
    x = 3,005.69

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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.