Home / 4,801.20-7,203.60-1,881.51

Finding the Fourth Proportional to 4,801.20, 7,203.60 and 1,881.51

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Solution

The fourth proportional to 4,801.20, 7,203.60 and 1,881.51 is: 2,822.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,801.20 : 7,203.60 = 1,881.51 : x
  2. Step 2: Convert to fraction form
    4,801.20/7,203.60 = 1,881.51/x
  3. Step 3: Cross multiply
    4,801.20x = 7,203.60 × 1,881.51
  4. Step 4: Simplify right side
    4,801.20x = 13,553,645.44
  5. Step 5: Solve for x
    x = 13,553,645.44/4,801.20
  6. Step 6: Final answer
    x = 2,822.97

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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.