Home / 2,622.84-3,933.63-1,161.18

Finding the Fourth Proportional to 2,622.84, 3,933.63 and 1,161.18

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Solution

The fourth proportional to 2,622.84, 3,933.63 and 1,161.18 is: 1,741.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622.84 : 3,933.63 = 1,161.18 : x
  2. Step 2: Convert to fraction form
    2,622.84/3,933.63 = 1,161.18/x
  3. Step 3: Cross multiply
    2,622.84x = 3,933.63 × 1,161.18
  4. Step 4: Simplify right side
    2,622.84x = 4,567,652.48
  5. Step 5: Solve for x
    x = 4,567,652.48/2,622.84
  6. Step 6: Final answer
    x = 1,741.49

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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.