Home / 9,172.32-13,758.72-3,329.28

Finding the Fourth Proportional to 9,172.32, 13,758.72 and 3,329.28

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Solution

The fourth proportional to 9,172.32, 13,758.72 and 3,329.28 is: 4,994.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172.32 : 13,758.72 = 3,329.28 : x
  2. Step 2: Convert to fraction form
    9,172.32/13,758.72 = 3,329.28/x
  3. Step 3: Cross multiply
    9,172.32x = 13,758.72 × 3,329.28
  4. Step 4: Simplify right side
    9,172.32x = 45,806,631.32
  5. Step 5: Solve for x
    x = 45,806,631.32/9,172.32
  6. Step 6: Final answer
    x = 4,994.01

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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.