Home / 10,719.44-16,077.48-6,558

Finding the Fourth Proportional to 10,719.44, 16,077.48 and 6,558

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Solution

The fourth proportional to 10,719.44, 16,077.48 and 6,558 is: 9,835.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719.44 : 16,077.48 = 6,558 : x
  2. Step 2: Convert to fraction form
    10,719.44/16,077.48 = 6,558/x
  3. Step 3: Cross multiply
    10,719.44x = 16,077.48 × 6,558
  4. Step 4: Simplify right side
    10,719.44x = 105,436,113.84
  5. Step 5: Solve for x
    x = 105,436,113.84/10,719.44
  6. Step 6: Final answer
    x = 9,835.97

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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.