Home / 11,232.89-16,839.52-4,211.01

Finding the Fourth Proportional to 11,232.89, 16,839.52 and 4,211.01

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Solution

The fourth proportional to 11,232.89, 16,839.52 and 4,211.01 is: 6,312.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232.89 : 16,839.52 = 4,211.01 : x
  2. Step 2: Convert to fraction form
    11,232.89/16,839.52 = 4,211.01/x
  3. Step 3: Cross multiply
    11,232.89x = 16,839.52 × 4,211.01
  4. Step 4: Simplify right side
    11,232.89x = 70,911,455.53
  5. Step 5: Solve for x
    x = 70,911,455.53/11,232.89
  6. Step 6: Final answer
    x = 6,312.84

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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.