Home / 4,625.61-6,940.02-2,160.69

Finding the Fourth Proportional to 4,625.61, 6,940.02 and 2,160.69

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Solution

The fourth proportional to 4,625.61, 6,940.02 and 2,160.69 is: 3,241.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.61 : 6,940.02 = 2,160.69 : x
  2. Step 2: Convert to fraction form
    4,625.61/6,940.02 = 2,160.69/x
  3. Step 3: Cross multiply
    4,625.61x = 6,940.02 × 2,160.69
  4. Step 4: Simplify right side
    4,625.61x = 14,995,231.81
  5. Step 5: Solve for x
    x = 14,995,231.81/4,625.61
  6. Step 6: Final answer
    x = 3,241.78

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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.