Home / 9,154.50-13,731.06-2,914.26

Finding the Fourth Proportional to 9,154.50, 13,731.06 and 2,914.26

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Solution

The fourth proportional to 9,154.50, 13,731.06 and 2,914.26 is: 4,371.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,154.50 : 13,731.06 = 2,914.26 : x
  2. Step 2: Convert to fraction form
    9,154.50/13,731.06 = 2,914.26/x
  3. Step 3: Cross multiply
    9,154.50x = 13,731.06 × 2,914.26
  4. Step 4: Simplify right side
    9,154.50x = 40,015,878.92
  5. Step 5: Solve for x
    x = 40,015,878.92/9,154.50
  6. Step 6: Final answer
    x = 4,371.17

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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.