Home / 3,320.33-4,587.71-2,900.03

Finding the Fourth Proportional to 3,320.33, 4,587.71 and 2,900.03

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Solution

The fourth proportional to 3,320.33, 4,587.71 and 2,900.03 is: 4,006.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.33 : 4,587.71 = 2,900.03 : x
  2. Step 2: Convert to fraction form
    3,320.33/4,587.71 = 2,900.03/x
  3. Step 3: Cross multiply
    3,320.33x = 4,587.71 × 2,900.03
  4. Step 4: Simplify right side
    3,320.33x = 13,304,459.19
  5. Step 5: Solve for x
    x = 13,304,459.19/3,320.33
  6. Step 6: Final answer
    x = 4,006.97

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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.