Home / 4,326.12-6,488.64-1,730.88

Finding the Fourth Proportional to 4,326.12, 6,488.64 and 1,730.88

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Solution

The fourth proportional to 4,326.12, 6,488.64 and 1,730.88 is: 2,596.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.12 : 6,488.64 = 1,730.88 : x
  2. Step 2: Convert to fraction form
    4,326.12/6,488.64 = 1,730.88/x
  3. Step 3: Cross multiply
    4,326.12x = 6,488.64 × 1,730.88
  4. Step 4: Simplify right side
    4,326.12x = 11,231,057.20
  5. Step 5: Solve for x
    x = 11,231,057.20/4,326.12
  6. Step 6: Final answer
    x = 2,596.10

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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.