Home / 3,657.65-5,048.01-2,086.07

Finding the Fourth Proportional to 3,657.65, 5,048.01 and 2,086.07

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Solution

The fourth proportional to 3,657.65, 5,048.01 and 2,086.07 is: 2,879.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.65 : 5,048.01 = 2,086.07 : x
  2. Step 2: Convert to fraction form
    3,657.65/5,048.01 = 2,086.07/x
  3. Step 3: Cross multiply
    3,657.65x = 5,048.01 × 2,086.07
  4. Step 4: Simplify right side
    3,657.65x = 10,530,476.98
  5. Step 5: Solve for x
    x = 10,530,476.98/3,657.65
  6. Step 6: Final answer
    x = 2,879.03

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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.