Home / 4,454.34-6,679.27-1,491.76

Finding the Fourth Proportional to 4,454.34, 6,679.27 and 1,491.76

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Solution

The fourth proportional to 4,454.34, 6,679.27 and 1,491.76 is: 2,236.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.34 : 6,679.27 = 1,491.76 : x
  2. Step 2: Convert to fraction form
    4,454.34/6,679.27 = 1,491.76/x
  3. Step 3: Cross multiply
    4,454.34x = 6,679.27 × 1,491.76
  4. Step 4: Simplify right side
    4,454.34x = 9,963,867.82
  5. Step 5: Solve for x
    x = 9,963,867.82/4,454.34
  6. Step 6: Final answer
    x = 2,236.89

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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.