Home / 11,837.02-16,330.12-8,302.54

Finding the Fourth Proportional to 11,837.02, 16,330.12 and 8,302.54

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Solution

The fourth proportional to 11,837.02, 16,330.12 and 8,302.54 is: 11,454.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837.02 : 16,330.12 = 8,302.54 : x
  2. Step 2: Convert to fraction form
    11,837.02/16,330.12 = 8,302.54/x
  3. Step 3: Cross multiply
    11,837.02x = 16,330.12 × 8,302.54
  4. Step 4: Simplify right side
    11,837.02x = 135,581,474.50
  5. Step 5: Solve for x
    x = 135,581,474.50/11,837.02
  6. Step 6: Final answer
    x = 11,454.02

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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.