Home / 6,390.68-9,585.20-2,497.82

Finding the Fourth Proportional to 6,390.68, 9,585.20 and 2,497.82

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Solution

The fourth proportional to 6,390.68, 9,585.20 and 2,497.82 is: 3,746.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.68 : 9,585.20 = 2,497.82 : x
  2. Step 2: Convert to fraction form
    6,390.68/9,585.20 = 2,497.82/x
  3. Step 3: Cross multiply
    6,390.68x = 9,585.20 × 2,497.82
  4. Step 4: Simplify right side
    6,390.68x = 23,942,104.26
  5. Step 5: Solve for x
    x = 23,942,104.26/6,390.68
  6. Step 6: Final answer
    x = 3,746.41

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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.