Home / 3,265.21-4,898.64-1,415.88

Finding the Fourth Proportional to 3,265.21, 4,898.64 and 1,415.88

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Solution

The fourth proportional to 3,265.21, 4,898.64 and 1,415.88 is: 2,124.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265.21 : 4,898.64 = 1,415.88 : x
  2. Step 2: Convert to fraction form
    3,265.21/4,898.64 = 1,415.88/x
  3. Step 3: Cross multiply
    3,265.21x = 4,898.64 × 1,415.88
  4. Step 4: Simplify right side
    3,265.21x = 6,935,891.71
  5. Step 5: Solve for x
    x = 6,935,891.71/3,265.21
  6. Step 6: Final answer
    x = 2,124.18

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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.