Home / 4,250.87-5,867.36-2,758.70

Finding the Fourth Proportional to 4,250.87, 5,867.36 and 2,758.70

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Solution

The fourth proportional to 4,250.87, 5,867.36 and 2,758.70 is: 3,807.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,250.87 : 5,867.36 = 2,758.70 : x
  2. Step 2: Convert to fraction form
    4,250.87/5,867.36 = 2,758.70/x
  3. Step 3: Cross multiply
    4,250.87x = 5,867.36 × 2,758.70
  4. Step 4: Simplify right side
    4,250.87x = 16,186,307.60
  5. Step 5: Solve for x
    x = 16,186,307.60/4,250.87
  6. Step 6: Final answer
    x = 3,807.76

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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.