Home / 3,765.42-5,196.24-2,254.01

Finding the Fourth Proportional to 3,765.42, 5,196.24 and 2,254.01

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Solution

The fourth proportional to 3,765.42, 5,196.24 and 2,254.01 is: 3,110.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.42 : 5,196.24 = 2,254.01 : x
  2. Step 2: Convert to fraction form
    3,765.42/5,196.24 = 2,254.01/x
  3. Step 3: Cross multiply
    3,765.42x = 5,196.24 × 2,254.01
  4. Step 4: Simplify right side
    3,765.42x = 11,712,350.94
  5. Step 5: Solve for x
    x = 11,712,350.94/3,765.42
  6. Step 6: Final answer
    x = 3,110.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.