Home / 4,800.96-7,203.56-1,878.27

Finding the Fourth Proportional to 4,800.96, 7,203.56 and 1,878.27

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Solution

The fourth proportional to 4,800.96, 7,203.56 and 1,878.27 is: 2,818.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800.96 : 7,203.56 = 1,878.27 : x
  2. Step 2: Convert to fraction form
    4,800.96/7,203.56 = 1,878.27/x
  3. Step 3: Cross multiply
    4,800.96x = 7,203.56 × 1,878.27
  4. Step 4: Simplify right side
    4,800.96x = 13,530,221.25
  5. Step 5: Solve for x
    x = 13,530,221.25/4,800.96
  6. Step 6: Final answer
    x = 2,818.23

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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.