Home / 3,795.48-5,237.62-2,116.96

Finding the Fourth Proportional to 3,795.48, 5,237.62 and 2,116.96

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Solution

The fourth proportional to 3,795.48, 5,237.62 and 2,116.96 is: 2,921.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.48 : 5,237.62 = 2,116.96 : x
  2. Step 2: Convert to fraction form
    3,795.48/5,237.62 = 2,116.96/x
  3. Step 3: Cross multiply
    3,795.48x = 5,237.62 × 2,116.96
  4. Step 4: Simplify right side
    3,795.48x = 11,087,813.65
  5. Step 5: Solve for x
    x = 11,087,813.65/3,795.48
  6. Step 6: Final answer
    x = 2,921.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.