Home / 8,674.02-13,006.70-2,829.90

Finding the Fourth Proportional to 8,674.02, 13,006.70 and 2,829.90

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Solution

The fourth proportional to 8,674.02, 13,006.70 and 2,829.90 is: 4,243.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.02 : 13,006.70 = 2,829.90 : x
  2. Step 2: Convert to fraction form
    8,674.02/13,006.70 = 2,829.90/x
  3. Step 3: Cross multiply
    8,674.02x = 13,006.70 × 2,829.90
  4. Step 4: Simplify right side
    8,674.02x = 36,807,660.33
  5. Step 5: Solve for x
    x = 36,807,660.33/8,674.02
  6. Step 6: Final answer
    x = 4,243.44

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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.