Home / 3,429.61-4,733.01-2,086.13

Finding the Fourth Proportional to 3,429.61, 4,733.01 and 2,086.13

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Solution

The fourth proportional to 3,429.61, 4,733.01 and 2,086.13 is: 2,878.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.61 : 4,733.01 = 2,086.13 : x
  2. Step 2: Convert to fraction form
    3,429.61/4,733.01 = 2,086.13/x
  3. Step 3: Cross multiply
    3,429.61x = 4,733.01 × 2,086.13
  4. Step 4: Simplify right side
    3,429.61x = 9,873,685.98
  5. Step 5: Solve for x
    x = 9,873,685.98/3,429.61
  6. Step 6: Final answer
    x = 2,878.96

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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.