Home / 5,621.82-8,433.97-1,726.13

Finding the Fourth Proportional to 5,621.82, 8,433.97 and 1,726.13

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Solution

The fourth proportional to 5,621.82, 8,433.97 and 1,726.13 is: 2,589.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.82 : 8,433.97 = 1,726.13 : x
  2. Step 2: Convert to fraction form
    5,621.82/8,433.97 = 1,726.13/x
  3. Step 3: Cross multiply
    5,621.82x = 8,433.97 × 1,726.13
  4. Step 4: Simplify right side
    5,621.82x = 14,558,082.15
  5. Step 5: Solve for x
    x = 14,558,082.15/5,621.82
  6. Step 6: Final answer
    x = 2,589.57

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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.