Home / 4,725.74-7,086.27-1,764.06

Finding the Fourth Proportional to 4,725.74, 7,086.27 and 1,764.06

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Solution

The fourth proportional to 4,725.74, 7,086.27 and 1,764.06 is: 2,645.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.74 : 7,086.27 = 1,764.06 : x
  2. Step 2: Convert to fraction form
    4,725.74/7,086.27 = 1,764.06/x
  3. Step 3: Cross multiply
    4,725.74x = 7,086.27 × 1,764.06
  4. Step 4: Simplify right side
    4,725.74x = 12,500,605.46
  5. Step 5: Solve for x
    x = 12,500,605.46/4,725.74
  6. Step 6: Final answer
    x = 2,645.22

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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.