Home / 2,755.50-4,133.25-2,617.08

Finding the Fourth Proportional to 2,755.50, 4,133.25 and 2,617.08

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Solution

The fourth proportional to 2,755.50, 4,133.25 and 2,617.08 is: 3,925.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.50 : 4,133.25 = 2,617.08 : x
  2. Step 2: Convert to fraction form
    2,755.50/4,133.25 = 2,617.08/x
  3. Step 3: Cross multiply
    2,755.50x = 4,133.25 × 2,617.08
  4. Step 4: Simplify right side
    2,755.50x = 10,817,045.91
  5. Step 5: Solve for x
    x = 10,817,045.91/2,755.50
  6. Step 6: Final answer
    x = 3,925.62

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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.