Home / 4,849.91-7,272.80-1,730.70

Finding the Fourth Proportional to 4,849.91, 7,272.80 and 1,730.70

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Solution

The fourth proportional to 4,849.91, 7,272.80 and 1,730.70 is: 2,595.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.91 : 7,272.80 = 1,730.70 : x
  2. Step 2: Convert to fraction form
    4,849.91/7,272.80 = 1,730.70/x
  3. Step 3: Cross multiply
    4,849.91x = 7,272.80 × 1,730.70
  4. Step 4: Simplify right side
    4,849.91x = 12,587,026.31
  5. Step 5: Solve for x
    x = 12,587,026.31/4,849.91
  6. Step 6: Final answer
    x = 2,595.31

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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.