Home / 2,277.80-3,417.58-1,181.48

Finding the Fourth Proportional to 2,277.80, 3,417.58 and 1,181.48

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Solution

The fourth proportional to 2,277.80, 3,417.58 and 1,181.48 is: 1,772.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277.80 : 3,417.58 = 1,181.48 : x
  2. Step 2: Convert to fraction form
    2,277.80/3,417.58 = 1,181.48/x
  3. Step 3: Cross multiply
    2,277.80x = 3,417.58 × 1,181.48
  4. Step 4: Simplify right side
    2,277.80x = 4,037,802.42
  5. Step 5: Solve for x
    x = 4,037,802.42/2,277.80
  6. Step 6: Final answer
    x = 1,772.68

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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.