Home / 7,164.21-10,746.27-3,898.06

Finding the Fourth Proportional to 7,164.21, 10,746.27 and 3,898.06

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Solution

The fourth proportional to 7,164.21, 10,746.27 and 3,898.06 is: 5,847.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164.21 : 10,746.27 = 3,898.06 : x
  2. Step 2: Convert to fraction form
    7,164.21/10,746.27 = 3,898.06/x
  3. Step 3: Cross multiply
    7,164.21x = 10,746.27 × 3,898.06
  4. Step 4: Simplify right side
    7,164.21x = 41,889,605.24
  5. Step 5: Solve for x
    x = 41,889,605.24/7,164.21
  6. Step 6: Final answer
    x = 5,847.07

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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.