Home / 8,166.93-11,266.29-6,371.16

Finding the Fourth Proportional to 8,166.93, 11,266.29 and 6,371.16

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Solution

The fourth proportional to 8,166.93, 11,266.29 and 6,371.16 is: 8,789.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.93 : 11,266.29 = 6,371.16 : x
  2. Step 2: Convert to fraction form
    8,166.93/11,266.29 = 6,371.16/x
  3. Step 3: Cross multiply
    8,166.93x = 11,266.29 × 6,371.16
  4. Step 4: Simplify right side
    8,166.93x = 71,779,336.20
  5. Step 5: Solve for x
    x = 71,779,336.20/8,166.93
  6. Step 6: Final answer
    x = 8,789.02

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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.