Home / 6,285.87-8,673.85-3,634.13

Finding the Fourth Proportional to 6,285.87, 8,673.85 and 3,634.13

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Solution

The fourth proportional to 6,285.87, 8,673.85 and 3,634.13 is: 5,014.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.87 : 8,673.85 = 3,634.13 : x
  2. Step 2: Convert to fraction form
    6,285.87/8,673.85 = 3,634.13/x
  3. Step 3: Cross multiply
    6,285.87x = 8,673.85 × 3,634.13
  4. Step 4: Simplify right side
    6,285.87x = 31,521,898.50
  5. Step 5: Solve for x
    x = 31,521,898.50/6,285.87
  6. Step 6: Final answer
    x = 5,014.72

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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.