Home / 4,304.88-6,456.78-1,185.12

Finding the Fourth Proportional to 4,304.88, 6,456.78 and 1,185.12

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Solution

The fourth proportional to 4,304.88, 6,456.78 and 1,185.12 is: 1,777.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,304.88 : 6,456.78 = 1,185.12 : x
  2. Step 2: Convert to fraction form
    4,304.88/6,456.78 = 1,185.12/x
  3. Step 3: Cross multiply
    4,304.88x = 6,456.78 × 1,185.12
  4. Step 4: Simplify right side
    4,304.88x = 7,652,059.11
  5. Step 5: Solve for x
    x = 7,652,059.11/4,304.88
  6. Step 6: Final answer
    x = 1,777.53

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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.