Home / 4,182.75-6,275.14-1,261.08

Finding the Fourth Proportional to 4,182.75, 6,275.14 and 1,261.08

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Solution

The fourth proportional to 4,182.75, 6,275.14 and 1,261.08 is: 1,891.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.75 : 6,275.14 = 1,261.08 : x
  2. Step 2: Convert to fraction form
    4,182.75/6,275.14 = 1,261.08/x
  3. Step 3: Cross multiply
    4,182.75x = 6,275.14 × 1,261.08
  4. Step 4: Simplify right side
    4,182.75x = 7,913,450.40
  5. Step 5: Solve for x
    x = 7,913,450.40/4,182.75
  6. Step 6: Final answer
    x = 1,891.93

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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.