Home / 7,784.52-11,676.47-2,237.84

Finding the Fourth Proportional to 7,784.52, 11,676.47 and 2,237.84

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Solution

The fourth proportional to 7,784.52, 11,676.47 and 2,237.84 is: 3,356.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,784.52 : 11,676.47 = 2,237.84 : x
  2. Step 2: Convert to fraction form
    7,784.52/11,676.47 = 2,237.84/x
  3. Step 3: Cross multiply
    7,784.52x = 11,676.47 × 2,237.84
  4. Step 4: Simplify right side
    7,784.52x = 26,130,071.62
  5. Step 5: Solve for x
    x = 26,130,071.62/7,784.52
  6. Step 6: Final answer
    x = 3,356.67

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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.