Home / 2,277.81-3,417.57-1,181.49

Finding the Fourth Proportional to 2,277.81, 3,417.57 and 1,181.49

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Solution

The fourth proportional to 2,277.81, 3,417.57 and 1,181.49 is: 1,772.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277.81 : 3,417.57 = 1,181.49 : x
  2. Step 2: Convert to fraction form
    2,277.81/3,417.57 = 1,181.49/x
  3. Step 3: Cross multiply
    2,277.81x = 3,417.57 × 1,181.49
  4. Step 4: Simplify right side
    2,277.81x = 4,037,824.78
  5. Step 5: Solve for x
    x = 4,037,824.78/2,277.81
  6. Step 6: Final answer
    x = 1,772.68

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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.