Home / 3,211.13-4,429.70-2,032.89

Finding the Fourth Proportional to 3,211.13, 4,429.70 and 2,032.89

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Solution

The fourth proportional to 3,211.13, 4,429.70 and 2,032.89 is: 2,804.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211.13 : 4,429.70 = 2,032.89 : x
  2. Step 2: Convert to fraction form
    3,211.13/4,429.70 = 2,032.89/x
  3. Step 3: Cross multiply
    3,211.13x = 4,429.70 × 2,032.89
  4. Step 4: Simplify right side
    3,211.13x = 9,005,097.92
  5. Step 5: Solve for x
    x = 9,005,097.92/3,211.13
  6. Step 6: Final answer
    x = 2,804.34

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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.