Home / 4,387.54-6,574-3,086.26

Finding the Fourth Proportional to 4,387.54, 6,574 and 3,086.26

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Solution

The fourth proportional to 4,387.54, 6,574 and 3,086.26 is: 4,624.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.54 : 6,574 = 3,086.26 : x
  2. Step 2: Convert to fraction form
    4,387.54/6,574 = 3,086.26/x
  3. Step 3: Cross multiply
    4,387.54x = 6,574 × 3,086.26
  4. Step 4: Simplify right side
    4,387.54x = 20,289,073.24
  5. Step 5: Solve for x
    x = 20,289,073.24/4,387.54
  6. Step 6: Final answer
    x = 4,624.25

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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.