Home / 9,104.96-13,661.72-4,720.04

Finding the Fourth Proportional to 9,104.96, 13,661.72 and 4,720.04

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Solution

The fourth proportional to 9,104.96, 13,661.72 and 4,720.04 is: 7,082.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,104.96 : 13,661.72 = 4,720.04 : x
  2. Step 2: Convert to fraction form
    9,104.96/13,661.72 = 4,720.04/x
  3. Step 3: Cross multiply
    9,104.96x = 13,661.72 × 4,720.04
  4. Step 4: Simplify right side
    9,104.96x = 64,483,864.87
  5. Step 5: Solve for x
    x = 64,483,864.87/9,104.96
  6. Step 6: Final answer
    x = 7,082.28

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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.