Home / 11,274.05-15,559.16-6,558

Finding the Fourth Proportional to 11,274.05, 15,559.16 and 6,558

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Solution

The fourth proportional to 11,274.05, 15,559.16 and 6,558 is: 9,050.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.05 : 15,559.16 = 6,558 : x
  2. Step 2: Convert to fraction form
    11,274.05/15,559.16 = 6,558/x
  3. Step 3: Cross multiply
    11,274.05x = 15,559.16 × 6,558
  4. Step 4: Simplify right side
    11,274.05x = 102,036,938.49
  5. Step 5: Solve for x
    x = 102,036,938.49/11,274.05
  6. Step 6: Final answer
    x = 9,050.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.