Home / 4,282.58-6,423.20-1,360.50

Finding the Fourth Proportional to 4,282.58, 6,423.20 and 1,360.50

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Solution

The fourth proportional to 4,282.58, 6,423.20 and 1,360.50 is: 2,040.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.58 : 6,423.20 = 1,360.50 : x
  2. Step 2: Convert to fraction form
    4,282.58/6,423.20 = 1,360.50/x
  3. Step 3: Cross multiply
    4,282.58x = 6,423.20 × 1,360.50
  4. Step 4: Simplify right side
    4,282.58x = 8,738,763.60
  5. Step 5: Solve for x
    x = 8,738,763.60/4,282.58
  6. Step 6: Final answer
    x = 2,040.54

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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.