Home / 4,155.51-6,233.30-1,691.79

Finding the Fourth Proportional to 4,155.51, 6,233.30 and 1,691.79

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Solution

The fourth proportional to 4,155.51, 6,233.30 and 1,691.79 is: 2,537.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.51 : 6,233.30 = 1,691.79 : x
  2. Step 2: Convert to fraction form
    4,155.51/6,233.30 = 1,691.79/x
  3. Step 3: Cross multiply
    4,155.51x = 6,233.30 × 1,691.79
  4. Step 4: Simplify right side
    4,155.51x = 10,545,426.15
  5. Step 5: Solve for x
    x = 10,545,426.15/4,155.51
  6. Step 6: Final answer
    x = 2,537.70

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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.