Home / 3,429.89-4,732.97-1,937.93

Finding the Fourth Proportional to 3,429.89, 4,732.97 and 1,937.93

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Solution

The fourth proportional to 3,429.89, 4,732.97 and 1,937.93 is: 2,674.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.89 : 4,732.97 = 1,937.93 : x
  2. Step 2: Convert to fraction form
    3,429.89/4,732.97 = 1,937.93/x
  3. Step 3: Cross multiply
    3,429.89x = 4,732.97 × 1,937.93
  4. Step 4: Simplify right side
    3,429.89x = 9,172,154.86
  5. Step 5: Solve for x
    x = 9,172,154.86/3,429.89
  6. Step 6: Final answer
    x = 2,674.19

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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.