Home / 6,823.02-10,228.82-2,140.07

Finding the Fourth Proportional to 6,823.02, 10,228.82 and 2,140.07

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Solution

The fourth proportional to 6,823.02, 10,228.82 and 2,140.07 is: 3,208.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,823.02 : 10,228.82 = 2,140.07 : x
  2. Step 2: Convert to fraction form
    6,823.02/10,228.82 = 2,140.07/x
  3. Step 3: Cross multiply
    6,823.02x = 10,228.82 × 2,140.07
  4. Step 4: Simplify right side
    6,823.02x = 21,890,390.82
  5. Step 5: Solve for x
    x = 21,890,390.82/6,823.02
  6. Step 6: Final answer
    x = 3,208.31

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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.