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Finding the Fourth Proportional to 7,193.81, 10,795.28 and 3,298.32

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Solution

The fourth proportional to 7,193.81, 10,795.28 and 3,298.32 is: 4,949.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.81 : 10,795.28 = 3,298.32 : x
  2. Step 2: Convert to fraction form
    7,193.81/10,795.28 = 3,298.32/x
  3. Step 3: Cross multiply
    7,193.81x = 10,795.28 × 3,298.32
  4. Step 4: Simplify right side
    7,193.81x = 35,606,271.44
  5. Step 5: Solve for x
    x = 35,606,271.44/7,193.81
  6. Step 6: Final answer
    x = 4,949.57

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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.