Home / 5,894.15-8,139.16-4,399.43

Finding the Fourth Proportional to 5,894.15, 8,139.16 and 4,399.43

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Solution

The fourth proportional to 5,894.15, 8,139.16 and 4,399.43 is: 6,075.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,894.15 : 8,139.16 = 4,399.43 : x
  2. Step 2: Convert to fraction form
    5,894.15/8,139.16 = 4,399.43/x
  3. Step 3: Cross multiply
    5,894.15x = 8,139.16 × 4,399.43
  4. Step 4: Simplify right side
    5,894.15x = 35,807,633.33
  5. Step 5: Solve for x
    x = 35,807,633.33/5,894.15
  6. Step 6: Final answer
    x = 6,075.12

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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.