Home / 4,237.82-6,355.58-1,772.12

Finding the Fourth Proportional to 4,237.82, 6,355.58 and 1,772.12

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Solution

The fourth proportional to 4,237.82, 6,355.58 and 1,772.12 is: 2,657.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.82 : 6,355.58 = 1,772.12 : x
  2. Step 2: Convert to fraction form
    4,237.82/6,355.58 = 1,772.12/x
  3. Step 3: Cross multiply
    4,237.82x = 6,355.58 × 1,772.12
  4. Step 4: Simplify right side
    4,237.82x = 11,262,809.79
  5. Step 5: Solve for x
    x = 11,262,809.79/4,237.82
  6. Step 6: Final answer
    x = 2,657.69

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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.