Home / 8,812.02-13,216.80-2,237.80

Finding the Fourth Proportional to 8,812.02, 13,216.80 and 2,237.80

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Solution

The fourth proportional to 8,812.02, 13,216.80 and 2,237.80 is: 3,356.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,812.02 : 13,216.80 = 2,237.80 : x
  2. Step 2: Convert to fraction form
    8,812.02/13,216.80 = 2,237.80/x
  3. Step 3: Cross multiply
    8,812.02x = 13,216.80 × 2,237.80
  4. Step 4: Simplify right side
    8,812.02x = 29,576,555.04
  5. Step 5: Solve for x
    x = 29,576,555.04/8,812.02
  6. Step 6: Final answer
    x = 3,356.39

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1.5x scale

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.