Home / 11,433.61-17,153.66-3,643.03

Finding the Fourth Proportional to 11,433.61, 17,153.66 and 3,643.03

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Solution

The fourth proportional to 11,433.61, 17,153.66 and 3,643.03 is: 5,465.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,433.61 : 17,153.66 = 3,643.03 : x
  2. Step 2: Convert to fraction form
    11,433.61/17,153.66 = 3,643.03/x
  3. Step 3: Cross multiply
    11,433.61x = 17,153.66 × 3,643.03
  4. Step 4: Simplify right side
    11,433.61x = 62,491,297.99
  5. Step 5: Solve for x
    x = 62,491,297.99/11,433.61
  6. Step 6: Final answer
    x = 5,465.58

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1.5x scale

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.