Home / 4,098.74-6,148.31-2,465.78

Finding the Fourth Proportional to 4,098.74, 6,148.31 and 2,465.78

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Solution

The fourth proportional to 4,098.74, 6,148.31 and 2,465.78 is: 3,698.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.74 : 6,148.31 = 2,465.78 : x
  2. Step 2: Convert to fraction form
    4,098.74/6,148.31 = 2,465.78/x
  3. Step 3: Cross multiply
    4,098.74x = 6,148.31 × 2,465.78
  4. Step 4: Simplify right side
    4,098.74x = 15,160,336.76
  5. Step 5: Solve for x
    x = 15,160,336.76/4,098.74
  6. Step 6: Final answer
    x = 3,698.78

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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.