Home / 5,787.26-7,986.39-3,270.19

Finding the Fourth Proportional to 5,787.26, 7,986.39 and 3,270.19

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Solution

The fourth proportional to 5,787.26, 7,986.39 and 3,270.19 is: 4,512.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787.26 : 7,986.39 = 3,270.19 : x
  2. Step 2: Convert to fraction form
    5,787.26/7,986.39 = 3,270.19/x
  3. Step 3: Cross multiply
    5,787.26x = 7,986.39 × 3,270.19
  4. Step 4: Simplify right side
    5,787.26x = 26,117,012.71
  5. Step 5: Solve for x
    x = 26,117,012.71/5,787.26
  6. Step 6: Final answer
    x = 4,512.85

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Double scale
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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.