Home / 6,511.02-8,986.67-3,823.44

Finding the Fourth Proportional to 6,511.02, 8,986.67 and 3,823.44

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Solution

The fourth proportional to 6,511.02, 8,986.67 and 3,823.44 is: 5,277.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511.02 : 8,986.67 = 3,823.44 : x
  2. Step 2: Convert to fraction form
    6,511.02/8,986.67 = 3,823.44/x
  3. Step 3: Cross multiply
    6,511.02x = 8,986.67 × 3,823.44
  4. Step 4: Simplify right side
    6,511.02x = 34,359,993.54
  5. Step 5: Solve for x
    x = 34,359,993.54/6,511.02
  6. Step 6: Final answer
    x = 5,277.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.