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Finding the Fourth Proportional to 9,173.83, 12,665.13 and 6,039.13

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Solution

The fourth proportional to 9,173.83, 12,665.13 and 6,039.13 is: 8,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173.83 : 12,665.13 = 6,039.13 : x
  2. Step 2: Convert to fraction form
    9,173.83/12,665.13 = 6,039.13/x
  3. Step 3: Cross multiply
    9,173.83x = 12,665.13 × 6,039.13
  4. Step 4: Simplify right side
    9,173.83x = 76,486,288.11
  5. Step 5: Solve for x
    x = 76,486,288.11/9,173.83
  6. Step 6: Final answer
    x = 8,337.45

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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.