Home / 6,223.31-9,333.50-1,780.84

Finding the Fourth Proportional to 6,223.31, 9,333.50 and 1,780.84

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Solution

The fourth proportional to 6,223.31, 9,333.50 and 1,780.84 is: 2,670.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.31 : 9,333.50 = 1,780.84 : x
  2. Step 2: Convert to fraction form
    6,223.31/9,333.50 = 1,780.84/x
  3. Step 3: Cross multiply
    6,223.31x = 9,333.50 × 1,780.84
  4. Step 4: Simplify right side
    6,223.31x = 16,621,470.14
  5. Step 5: Solve for x
    x = 16,621,470.14/6,223.31
  6. Step 6: Final answer
    x = 2,670.84

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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.