Home / 2,854.20-4,277.70-2,544.60

Finding the Fourth Proportional to 2,854.20, 4,277.70 and 2,544.60

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Solution

The fourth proportional to 2,854.20, 4,277.70 and 2,544.60 is: 3,813.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.20 : 4,277.70 = 2,544.60 : x
  2. Step 2: Convert to fraction form
    2,854.20/4,277.70 = 2,544.60/x
  3. Step 3: Cross multiply
    2,854.20x = 4,277.70 × 2,544.60
  4. Step 4: Simplify right side
    2,854.20x = 10,885,035.42
  5. Step 5: Solve for x
    x = 10,885,035.42/2,854.20
  6. Step 6: Final answer
    x = 3,813.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.