Home / 4,555.20-6,286.08-2,692.80

Finding the Fourth Proportional to 4,555.20, 6,286.08 and 2,692.80

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Solution

The fourth proportional to 4,555.20, 6,286.08 and 2,692.80 is: 3,716.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,555.20 : 6,286.08 = 2,692.80 : x
  2. Step 2: Convert to fraction form
    4,555.20/6,286.08 = 2,692.80/x
  3. Step 3: Cross multiply
    4,555.20x = 6,286.08 × 2,692.80
  4. Step 4: Simplify right side
    4,555.20x = 16,927,156.22
  5. Step 5: Solve for x
    x = 16,927,156.22/4,555.20
  6. Step 6: Final answer
    x = 3,716.01

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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.