Home / 8,166.73-11,258.02-6,372.19

Finding the Fourth Proportional to 8,166.73, 11,258.02 and 6,372.19

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Solution

The fourth proportional to 8,166.73, 11,258.02 and 6,372.19 is: 8,784.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.73 : 11,258.02 = 6,372.19 : x
  2. Step 2: Convert to fraction form
    8,166.73/11,258.02 = 6,372.19/x
  3. Step 3: Cross multiply
    8,166.73x = 11,258.02 × 6,372.19
  4. Step 4: Simplify right side
    8,166.73x = 71,738,242.46
  5. Step 5: Solve for x
    x = 71,738,242.46/8,166.73
  6. Step 6: Final answer
    x = 8,784.21

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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.