Home / 9,135.32-13,704.06-2,895.62

Finding the Fourth Proportional to 9,135.32, 13,704.06 and 2,895.62

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Solution

The fourth proportional to 9,135.32, 13,704.06 and 2,895.62 is: 4,343.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135.32 : 13,704.06 = 2,895.62 : x
  2. Step 2: Convert to fraction form
    9,135.32/13,704.06 = 2,895.62/x
  3. Step 3: Cross multiply
    9,135.32x = 13,704.06 × 2,895.62
  4. Step 4: Simplify right side
    9,135.32x = 39,681,750.22
  5. Step 5: Solve for x
    x = 39,681,750.22/9,135.32
  6. Step 6: Final answer
    x = 4,343.77

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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.