Home / 9,172.32-13,763.94-3,328.17

Finding the Fourth Proportional to 9,172.32, 13,763.94 and 3,328.17

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Solution

The fourth proportional to 9,172.32, 13,763.94 and 3,328.17 is: 4,994.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172.32 : 13,763.94 = 3,328.17 : x
  2. Step 2: Convert to fraction form
    9,172.32/13,763.94 = 3,328.17/x
  3. Step 3: Cross multiply
    9,172.32x = 13,763.94 × 3,328.17
  4. Step 4: Simplify right side
    9,172.32x = 45,808,732.19
  5. Step 5: Solve for x
    x = 45,808,732.19/9,172.32
  6. Step 6: Final answer
    x = 4,994.24

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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.