Home / 4,087.62-5,640-2,594.99

Finding the Fourth Proportional to 4,087.62, 5,640 and 2,594.99

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Solution

The fourth proportional to 4,087.62, 5,640 and 2,594.99 is: 3,580.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.62 : 5,640 = 2,594.99 : x
  2. Step 2: Convert to fraction form
    4,087.62/5,640 = 2,594.99/x
  3. Step 3: Cross multiply
    4,087.62x = 5,640 × 2,594.99
  4. Step 4: Simplify right side
    4,087.62x = 14,635,715.40
  5. Step 5: Solve for x
    x = 14,635,715.40/4,087.62
  6. Step 6: Final answer
    x = 3,580.50

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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.