Home / 8,360.26-12,541.02-2,813.62

Finding the Fourth Proportional to 8,360.26, 12,541.02 and 2,813.62

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Solution

The fourth proportional to 8,360.26, 12,541.02 and 2,813.62 is: 4,220.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.26 : 12,541.02 = 2,813.62 : x
  2. Step 2: Convert to fraction form
    8,360.26/12,541.02 = 2,813.62/x
  3. Step 3: Cross multiply
    8,360.26x = 12,541.02 × 2,813.62
  4. Step 4: Simplify right side
    8,360.26x = 35,285,664.69
  5. Step 5: Solve for x
    x = 35,285,664.69/8,360.26
  6. Step 6: Final answer
    x = 4,220.64

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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.