Home / 6,555.48-9,834.03-2,171.76

Finding the Fourth Proportional to 6,555.48, 9,834.03 and 2,171.76

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Solution

The fourth proportional to 6,555.48, 9,834.03 and 2,171.76 is: 3,257.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555.48 : 9,834.03 = 2,171.76 : x
  2. Step 2: Convert to fraction form
    6,555.48/9,834.03 = 2,171.76/x
  3. Step 3: Cross multiply
    6,555.48x = 9,834.03 × 2,171.76
  4. Step 4: Simplify right side
    6,555.48x = 21,357,152.99
  5. Step 5: Solve for x
    x = 21,357,152.99/6,555.48
  6. Step 6: Final answer
    x = 3,257.91

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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.