Home / 4,586.87-6,880.31-1,299.56

Finding the Fourth Proportional to 4,586.87, 6,880.31 and 1,299.56

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Solution

The fourth proportional to 4,586.87, 6,880.31 and 1,299.56 is: 1,949.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,586.87 : 6,880.31 = 1,299.56 : x
  2. Step 2: Convert to fraction form
    4,586.87/6,880.31 = 1,299.56/x
  3. Step 3: Cross multiply
    4,586.87x = 6,880.31 × 1,299.56
  4. Step 4: Simplify right side
    4,586.87x = 8,941,339.64
  5. Step 5: Solve for x
    x = 8,941,339.64/4,586.87
  6. Step 6: Final answer
    x = 1,949.33

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Double scale
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Similar ratio
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1.5x scale

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.