Home / 4,257.14-5,870.76-2,765.48

Finding the Fourth Proportional to 4,257.14, 5,870.76 and 2,765.48

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Solution

The fourth proportional to 4,257.14, 5,870.76 and 2,765.48 is: 3,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.14 : 5,870.76 = 2,765.48 : x
  2. Step 2: Convert to fraction form
    4,257.14/5,870.76 = 2,765.48/x
  3. Step 3: Cross multiply
    4,257.14x = 5,870.76 × 2,765.48
  4. Step 4: Simplify right side
    4,257.14x = 16,235,469.36
  5. Step 5: Solve for x
    x = 16,235,469.36/4,257.14
  6. Step 6: Final answer
    x = 3,813.70

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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.