Home / 3,637.91-5,020.19-2,223.98

Finding the Fourth Proportional to 3,637.91, 5,020.19 and 2,223.98

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Solution

The fourth proportional to 3,637.91, 5,020.19 and 2,223.98 is: 3,069.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.91 : 5,020.19 = 2,223.98 : x
  2. Step 2: Convert to fraction form
    3,637.91/5,020.19 = 2,223.98/x
  3. Step 3: Cross multiply
    3,637.91x = 5,020.19 × 2,223.98
  4. Step 4: Simplify right side
    3,637.91x = 11,164,782.62
  5. Step 5: Solve for x
    x = 11,164,782.62/3,637.91
  6. Step 6: Final answer
    x = 3,069.01

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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.