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Finding the Fourth Proportional to 7,330.98, 10,993.70 and 2,946.94

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Solution

The fourth proportional to 7,330.98, 10,993.70 and 2,946.94 is: 4,419.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.98 : 10,993.70 = 2,946.94 : x
  2. Step 2: Convert to fraction form
    7,330.98/10,993.70 = 2,946.94/x
  3. Step 3: Cross multiply
    7,330.98x = 10,993.70 × 2,946.94
  4. Step 4: Simplify right side
    7,330.98x = 32,397,774.28
  5. Step 5: Solve for x
    x = 32,397,774.28/7,330.98
  6. Step 6: Final answer
    x = 4,419.30

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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.