Home / 4,212.29-6,320.72-1,748.81

Finding the Fourth Proportional to 4,212.29, 6,320.72 and 1,748.81

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Solution

The fourth proportional to 4,212.29, 6,320.72 and 1,748.81 is: 2,624.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.29 : 6,320.72 = 1,748.81 : x
  2. Step 2: Convert to fraction form
    4,212.29/6,320.72 = 1,748.81/x
  3. Step 3: Cross multiply
    4,212.29x = 6,320.72 × 1,748.81
  4. Step 4: Simplify right side
    4,212.29x = 11,053,745.40
  5. Step 5: Solve for x
    x = 11,053,745.40/4,212.29
  6. Step 6: Final answer
    x = 2,624.16

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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.