Home / 6,625.38-9,143.91-4,274.36

Finding the Fourth Proportional to 6,625.38, 9,143.91 and 4,274.36

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Solution

The fourth proportional to 6,625.38, 9,143.91 and 4,274.36 is: 5,899.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.38 : 9,143.91 = 4,274.36 : x
  2. Step 2: Convert to fraction form
    6,625.38/9,143.91 = 4,274.36/x
  3. Step 3: Cross multiply
    6,625.38x = 9,143.91 × 4,274.36
  4. Step 4: Simplify right side
    6,625.38x = 39,084,317.43
  5. Step 5: Solve for x
    x = 39,084,317.43/6,625.38
  6. Step 6: Final answer
    x = 5,899.18

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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.