Home / 2,203.78-3,301.58-1,577.79

Finding the Fourth Proportional to 2,203.78, 3,301.58 and 1,577.79

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Solution

The fourth proportional to 2,203.78, 3,301.58 and 1,577.79 is: 2,363.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.78 : 3,301.58 = 1,577.79 : x
  2. Step 2: Convert to fraction form
    2,203.78/3,301.58 = 1,577.79/x
  3. Step 3: Cross multiply
    2,203.78x = 3,301.58 × 1,577.79
  4. Step 4: Simplify right side
    2,203.78x = 5,209,199.91
  5. Step 5: Solve for x
    x = 5,209,199.91/2,203.78
  6. Step 6: Final answer
    x = 2,363.76

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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.