Home / 3,572.40-5,362.32-2,013.84

Finding the Fourth Proportional to 3,572.40, 5,362.32 and 2,013.84

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Solution

The fourth proportional to 3,572.40, 5,362.32 and 2,013.84 is: 3,022.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.40 : 5,362.32 = 2,013.84 : x
  2. Step 2: Convert to fraction form
    3,572.40/5,362.32 = 2,013.84/x
  3. Step 3: Cross multiply
    3,572.40x = 5,362.32 × 2,013.84
  4. Step 4: Simplify right side
    3,572.40x = 10,798,854.51
  5. Step 5: Solve for x
    x = 10,798,854.51/3,572.40
  6. Step 6: Final answer
    x = 3,022.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.