Home / 4,715.92-6,508.08-2,947.60

Finding the Fourth Proportional to 4,715.92, 6,508.08 and 2,947.60

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Solution

The fourth proportional to 4,715.92, 6,508.08 and 2,947.60 is: 4,067.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.92 : 6,508.08 = 2,947.60 : x
  2. Step 2: Convert to fraction form
    4,715.92/6,508.08 = 2,947.60/x
  3. Step 3: Cross multiply
    4,715.92x = 6,508.08 × 2,947.60
  4. Step 4: Simplify right side
    4,715.92x = 19,183,216.61
  5. Step 5: Solve for x
    x = 19,183,216.61/4,715.92
  6. Step 6: Final answer
    x = 4,067.76

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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.