Home / 4,776.60-6,591.99-3,180.48

Finding the Fourth Proportional to 4,776.60, 6,591.99 and 3,180.48

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Solution

The fourth proportional to 4,776.60, 6,591.99 and 3,180.48 is: 4,389.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,776.60 : 6,591.99 = 3,180.48 : x
  2. Step 2: Convert to fraction form
    4,776.60/6,591.99 = 3,180.48/x
  3. Step 3: Cross multiply
    4,776.60x = 6,591.99 × 3,180.48
  4. Step 4: Simplify right side
    4,776.60x = 20,965,692.36
  5. Step 5: Solve for x
    x = 20,965,692.36/4,776.60
  6. Step 6: Final answer
    x = 4,389.25

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Half scale
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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.