Home / 3,429.71-4,733.18-1,937.69

Finding the Fourth Proportional to 3,429.71, 4,733.18 and 1,937.69

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Solution

The fourth proportional to 3,429.71, 4,733.18 and 1,937.69 is: 2,674.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.71 : 4,733.18 = 1,937.69 : x
  2. Step 2: Convert to fraction form
    3,429.71/4,733.18 = 1,937.69/x
  3. Step 3: Cross multiply
    3,429.71x = 4,733.18 × 1,937.69
  4. Step 4: Simplify right side
    3,429.71x = 9,171,402.20
  5. Step 5: Solve for x
    x = 9,171,402.20/3,429.71
  6. Step 6: Final answer
    x = 2,674.11

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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.