Home / 4,006.21-6,009.32-1,540.57

Finding the Fourth Proportional to 4,006.21, 6,009.32 and 1,540.57

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Solution

The fourth proportional to 4,006.21, 6,009.32 and 1,540.57 is: 2,310.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.21 : 6,009.32 = 1,540.57 : x
  2. Step 2: Convert to fraction form
    4,006.21/6,009.32 = 1,540.57/x
  3. Step 3: Cross multiply
    4,006.21x = 6,009.32 × 1,540.57
  4. Step 4: Simplify right side
    4,006.21x = 9,257,778.11
  5. Step 5: Solve for x
    x = 9,257,778.11/4,006.21
  6. Step 6: Final answer
    x = 2,310.86

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1.5x scale

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.