Home / 6,236.72-9,356.78-2,077.40

Finding the Fourth Proportional to 6,236.72, 9,356.78 and 2,077.40

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Solution

The fourth proportional to 6,236.72, 9,356.78 and 2,077.40 is: 3,116.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,236.72 : 9,356.78 = 2,077.40 : x
  2. Step 2: Convert to fraction form
    6,236.72/9,356.78 = 2,077.40/x
  3. Step 3: Cross multiply
    6,236.72x = 9,356.78 × 2,077.40
  4. Step 4: Simplify right side
    6,236.72x = 19,437,774.77
  5. Step 5: Solve for x
    x = 19,437,774.77/6,236.72
  6. Step 6: Final answer
    x = 3,116.67

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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.