Home / 2,824.50-4,228.55-2,528.10

Finding the Fourth Proportional to 2,824.50, 4,228.55 and 2,528.10

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Solution

The fourth proportional to 2,824.50, 4,228.55 and 2,528.10 is: 3,784.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.50 : 4,228.55 = 2,528.10 : x
  2. Step 2: Convert to fraction form
    2,824.50/4,228.55 = 2,528.10/x
  3. Step 3: Cross multiply
    2,824.50x = 4,228.55 × 2,528.10
  4. Step 4: Simplify right side
    2,824.50x = 10,690,197.26
  5. Step 5: Solve for x
    x = 10,690,197.26/2,824.50
  6. Step 6: Final answer
    x = 3,784.81

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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.