Home / 6,625.94-9,143.35-3,641.63

Finding the Fourth Proportional to 6,625.94, 9,143.35 and 3,641.63

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Solution

The fourth proportional to 6,625.94, 9,143.35 and 3,641.63 is: 5,025.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.94 : 9,143.35 = 3,641.63 : x
  2. Step 2: Convert to fraction form
    6,625.94/9,143.35 = 3,641.63/x
  3. Step 3: Cross multiply
    6,625.94x = 9,143.35 × 3,641.63
  4. Step 4: Simplify right side
    6,625.94x = 33,296,642.84
  5. Step 5: Solve for x
    x = 33,296,642.84/6,625.94
  6. Step 6: Final answer
    x = 5,025.20

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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.