Home / 4,013.33-5,537.61-2,420.87

Finding the Fourth Proportional to 4,013.33, 5,537.61 and 2,420.87

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Solution

The fourth proportional to 4,013.33, 5,537.61 and 2,420.87 is: 3,340.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.33 : 5,537.61 = 2,420.87 : x
  2. Step 2: Convert to fraction form
    4,013.33/5,537.61 = 2,420.87/x
  3. Step 3: Cross multiply
    4,013.33x = 5,537.61 × 2,420.87
  4. Step 4: Simplify right side
    4,013.33x = 13,405,833.92
  5. Step 5: Solve for x
    x = 13,405,833.92/4,013.33
  6. Step 6: Final answer
    x = 3,340.33

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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.