Home / 6,159.20-8,499.56-3,364.70

Finding the Fourth Proportional to 6,159.20, 8,499.56 and 3,364.70

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Solution

The fourth proportional to 6,159.20, 8,499.56 and 3,364.70 is: 4,643.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,159.20 : 8,499.56 = 3,364.70 : x
  2. Step 2: Convert to fraction form
    6,159.20/8,499.56 = 3,364.70/x
  3. Step 3: Cross multiply
    6,159.20x = 8,499.56 × 3,364.70
  4. Step 4: Simplify right side
    6,159.20x = 28,598,469.53
  5. Step 5: Solve for x
    x = 28,598,469.53/6,159.20
  6. Step 6: Final answer
    x = 4,643.21

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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.