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Finding the Fourth Proportional to 9,994.66, 13,796.68 and 6,019.18

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Solution

The fourth proportional to 9,994.66, 13,796.68 and 6,019.18 is: 8,308.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994.66 : 13,796.68 = 6,019.18 : x
  2. Step 2: Convert to fraction form
    9,994.66/13,796.68 = 6,019.18/x
  3. Step 3: Cross multiply
    9,994.66x = 13,796.68 × 6,019.18
  4. Step 4: Simplify right side
    9,994.66x = 83,044,700.32
  5. Step 5: Solve for x
    x = 83,044,700.32/9,994.66
  6. Step 6: Final answer
    x = 8,308.91

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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.