Home / 9,106.24-13,662.78-4,720.96

Finding the Fourth Proportional to 9,106.24, 13,662.78 and 4,720.96

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Solution

The fourth proportional to 9,106.24, 13,662.78 and 4,720.96 is: 7,083.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106.24 : 13,662.78 = 4,720.96 : x
  2. Step 2: Convert to fraction form
    9,106.24/13,662.78 = 4,720.96/x
  3. Step 3: Cross multiply
    9,106.24x = 13,662.78 × 4,720.96
  4. Step 4: Simplify right side
    9,106.24x = 64,501,437.87
  5. Step 5: Solve for x
    x = 64,501,437.87/9,106.24
  6. Step 6: Final answer
    x = 7,083.21

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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.