Home / 8,837.91-12,191.49-5,433.06

Finding the Fourth Proportional to 8,837.91, 12,191.49 and 5,433.06

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Solution

The fourth proportional to 8,837.91, 12,191.49 and 5,433.06 is: 7,494.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,837.91 : 12,191.49 = 5,433.06 : x
  2. Step 2: Convert to fraction form
    8,837.91/12,191.49 = 5,433.06/x
  3. Step 3: Cross multiply
    8,837.91x = 12,191.49 × 5,433.06
  4. Step 4: Simplify right side
    8,837.91x = 66,237,096.66
  5. Step 5: Solve for x
    x = 66,237,096.66/8,837.91
  6. Step 6: Final answer
    x = 7,494.66

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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.