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Finding the Fourth Proportional to 7,376.67, 11,064.60 and 2,994.57

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Solution

The fourth proportional to 7,376.67, 11,064.60 and 2,994.57 is: 4,491.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376.67 : 11,064.60 = 2,994.57 : x
  2. Step 2: Convert to fraction form
    7,376.67/11,064.60 = 2,994.57/x
  3. Step 3: Cross multiply
    7,376.67x = 11,064.60 × 2,994.57
  4. Step 4: Simplify right side
    7,376.67x = 33,133,719.22
  5. Step 5: Solve for x
    x = 33,133,719.22/7,376.67
  6. Step 6: Final answer
    x = 4,491.69

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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.