Home / 5,726.21-7,903.73-3,369.11

Finding the Fourth Proportional to 5,726.21, 7,903.73 and 3,369.11

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Solution

The fourth proportional to 5,726.21, 7,903.73 and 3,369.11 is: 4,650.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726.21 : 7,903.73 = 3,369.11 : x
  2. Step 2: Convert to fraction form
    5,726.21/7,903.73 = 3,369.11/x
  3. Step 3: Cross multiply
    5,726.21x = 7,903.73 × 3,369.11
  4. Step 4: Simplify right side
    5,726.21x = 26,628,518.93
  5. Step 5: Solve for x
    x = 26,628,518.93/5,726.21
  6. Step 6: Final answer
    x = 4,650.29

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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.