Home / 3,003.60-4,505.40-2,528.40

Finding the Fourth Proportional to 3,003.60, 4,505.40 and 2,528.40

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Solution

The fourth proportional to 3,003.60, 4,505.40 and 2,528.40 is: 3,792.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.60 : 4,505.40 = 2,528.40 : x
  2. Step 2: Convert to fraction form
    3,003.60/4,505.40 = 2,528.40/x
  3. Step 3: Cross multiply
    3,003.60x = 4,505.40 × 2,528.40
  4. Step 4: Simplify right side
    3,003.60x = 11,391,453.36
  5. Step 5: Solve for x
    x = 11,391,453.36/3,003.60
  6. Step 6: Final answer
    x = 3,792.60

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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.