Home / 3,723.93-5,139.03-2,326.68

Finding the Fourth Proportional to 3,723.93, 5,139.03 and 2,326.68

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Solution

The fourth proportional to 3,723.93, 5,139.03 and 2,326.68 is: 3,210.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.93 : 5,139.03 = 2,326.68 : x
  2. Step 2: Convert to fraction form
    3,723.93/5,139.03 = 2,326.68/x
  3. Step 3: Cross multiply
    3,723.93x = 5,139.03 × 2,326.68
  4. Step 4: Simplify right side
    3,723.93x = 11,956,878.32
  5. Step 5: Solve for x
    x = 11,956,878.32/3,723.93
  6. Step 6: Final answer
    x = 3,210.82

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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.