Home / 4,006.47-6,009.84-1,540.74

Finding the Fourth Proportional to 4,006.47, 6,009.84 and 1,540.74

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Solution

The fourth proportional to 4,006.47, 6,009.84 and 1,540.74 is: 2,311.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.47 : 6,009.84 = 1,540.74 : x
  2. Step 2: Convert to fraction form
    4,006.47/6,009.84 = 1,540.74/x
  3. Step 3: Cross multiply
    4,006.47x = 6,009.84 × 1,540.74
  4. Step 4: Simplify right side
    4,006.47x = 9,259,600.88
  5. Step 5: Solve for x
    x = 9,259,600.88/4,006.47
  6. Step 6: Final answer
    x = 2,311.16

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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.