Home / 8,285.13-12,432.02-3,358.41

Finding the Fourth Proportional to 8,285.13, 12,432.02 and 3,358.41

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Solution

The fourth proportional to 8,285.13, 12,432.02 and 3,358.41 is: 5,039.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,285.13 : 12,432.02 = 3,358.41 : x
  2. Step 2: Convert to fraction form
    8,285.13/12,432.02 = 3,358.41/x
  3. Step 3: Cross multiply
    8,285.13x = 12,432.02 × 3,358.41
  4. Step 4: Simplify right side
    8,285.13x = 41,751,803.50
  5. Step 5: Solve for x
    x = 41,751,803.50/8,285.13
  6. Step 6: Final answer
    x = 5,039.37

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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.