Home / 4,697.94-6,468.41-3,988.31

Finding the Fourth Proportional to 4,697.94, 6,468.41 and 3,988.31

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Solution

The fourth proportional to 4,697.94, 6,468.41 and 3,988.31 is: 5,491.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,697.94 : 6,468.41 = 3,988.31 : x
  2. Step 2: Convert to fraction form
    4,697.94/6,468.41 = 3,988.31/x
  3. Step 3: Cross multiply
    4,697.94x = 6,468.41 × 3,988.31
  4. Step 4: Simplify right side
    4,697.94x = 25,798,020.52
  5. Step 5: Solve for x
    x = 25,798,020.52/4,697.94
  6. Step 6: Final answer
    x = 5,491.35

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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.