Home / 6,137.87-8,470.17-3,485.25

Finding the Fourth Proportional to 6,137.87, 8,470.17 and 3,485.25

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Solution

The fourth proportional to 6,137.87, 8,470.17 and 3,485.25 is: 4,809.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,137.87 : 8,470.17 = 3,485.25 : x
  2. Step 2: Convert to fraction form
    6,137.87/8,470.17 = 3,485.25/x
  3. Step 3: Cross multiply
    6,137.87x = 8,470.17 × 3,485.25
  4. Step 4: Simplify right side
    6,137.87x = 29,520,659.99
  5. Step 5: Solve for x
    x = 29,520,659.99/6,137.87
  6. Step 6: Final answer
    x = 4,809.60

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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.