Home / 4,282.06-6,423.12-1,360.54

Finding the Fourth Proportional to 4,282.06, 6,423.12 and 1,360.54

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Solution

The fourth proportional to 4,282.06, 6,423.12 and 1,360.54 is: 2,040.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.06 : 6,423.12 = 1,360.54 : x
  2. Step 2: Convert to fraction form
    4,282.06/6,423.12 = 1,360.54/x
  3. Step 3: Cross multiply
    4,282.06x = 6,423.12 × 1,360.54
  4. Step 4: Simplify right side
    4,282.06x = 8,738,911.68
  5. Step 5: Solve for x
    x = 8,738,911.68/4,282.06
  6. Step 6: Final answer
    x = 2,040.82

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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.