Home / 4,194.09-5,787.57-2,515.65

Finding the Fourth Proportional to 4,194.09, 5,787.57 and 2,515.65

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Solution

The fourth proportional to 4,194.09, 5,787.57 and 2,515.65 is: 3,471.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,194.09 : 5,787.57 = 2,515.65 : x
  2. Step 2: Convert to fraction form
    4,194.09/5,787.57 = 2,515.65/x
  3. Step 3: Cross multiply
    4,194.09x = 5,787.57 × 2,515.65
  4. Step 4: Simplify right side
    4,194.09x = 14,559,500.47
  5. Step 5: Solve for x
    x = 14,559,500.47/4,194.09
  6. Step 6: Final answer
    x = 3,471.43

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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.