Home / 6,425.58-9,639.18-2,043.30

Finding the Fourth Proportional to 6,425.58, 9,639.18 and 2,043.30

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Solution

The fourth proportional to 6,425.58, 9,639.18 and 2,043.30 is: 3,065.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425.58 : 9,639.18 = 2,043.30 : x
  2. Step 2: Convert to fraction form
    6,425.58/9,639.18 = 2,043.30/x
  3. Step 3: Cross multiply
    6,425.58x = 9,639.18 × 2,043.30
  4. Step 4: Simplify right side
    6,425.58x = 19,695,736.49
  5. Step 5: Solve for x
    x = 19,695,736.49/6,425.58
  6. Step 6: Final answer
    x = 3,065.21

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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.