Home / 6,441.84-9,666.40-2,743.68

Finding the Fourth Proportional to 6,441.84, 9,666.40 and 2,743.68

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Solution

The fourth proportional to 6,441.84, 9,666.40 and 2,743.68 is: 4,117.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441.84 : 9,666.40 = 2,743.68 : x
  2. Step 2: Convert to fraction form
    6,441.84/9,666.40 = 2,743.68/x
  3. Step 3: Cross multiply
    6,441.84x = 9,666.40 × 2,743.68
  4. Step 4: Simplify right side
    6,441.84x = 26,521,508.35
  5. Step 5: Solve for x
    x = 26,521,508.35/6,441.84
  6. Step 6: Final answer
    x = 4,117.07

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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.