Home / 4,929.63-6,800.87-3,251.85

Finding the Fourth Proportional to 4,929.63, 6,800.87 and 3,251.85

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Solution

The fourth proportional to 4,929.63, 6,800.87 and 3,251.85 is: 4,486.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.63 : 6,800.87 = 3,251.85 : x
  2. Step 2: Convert to fraction form
    4,929.63/6,800.87 = 3,251.85/x
  3. Step 3: Cross multiply
    4,929.63x = 6,800.87 × 3,251.85
  4. Step 4: Simplify right side
    4,929.63x = 22,115,417.24
  5. Step 5: Solve for x
    x = 22,115,417.24/4,929.63
  6. Step 6: Final answer
    x = 4,486.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.