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Finding the Fourth Proportional to 6,376.93, 9,565.95 and 1,994.41

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Solution

The fourth proportional to 6,376.93, 9,565.95 and 1,994.41 is: 2,991.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.93 : 9,565.95 = 1,994.41 : x
  2. Step 2: Convert to fraction form
    6,376.93/9,565.95 = 1,994.41/x
  3. Step 3: Cross multiply
    6,376.93x = 9,565.95 × 1,994.41
  4. Step 4: Simplify right side
    6,376.93x = 19,078,426.34
  5. Step 5: Solve for x
    x = 19,078,426.34/6,376.93
  6. Step 6: Final answer
    x = 2,991.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.