Home / 4,818.48-7,229.40-2,511.60

Finding the Fourth Proportional to 4,818.48, 7,229.40 and 2,511.60

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Solution

The fourth proportional to 4,818.48, 7,229.40 and 2,511.60 is: 3,768.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.48 : 7,229.40 = 2,511.60 : x
  2. Step 2: Convert to fraction form
    4,818.48/7,229.40 = 2,511.60/x
  3. Step 3: Cross multiply
    4,818.48x = 7,229.40 × 2,511.60
  4. Step 4: Simplify right side
    4,818.48x = 18,157,361.04
  5. Step 5: Solve for x
    x = 18,157,361.04/4,818.48
  6. Step 6: Final answer
    x = 3,768.28

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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.