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Finding the Fourth Proportional to 7,295.50, 10,933.72 and 3,345.33

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Solution

The fourth proportional to 7,295.50, 10,933.72 and 3,345.33 is: 5,013.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,295.50 : 10,933.72 = 3,345.33 : x
  2. Step 2: Convert to fraction form
    7,295.50/10,933.72 = 3,345.33/x
  3. Step 3: Cross multiply
    7,295.50x = 10,933.72 × 3,345.33
  4. Step 4: Simplify right side
    7,295.50x = 36,576,901.53
  5. Step 5: Solve for x
    x = 36,576,901.53/7,295.50
  6. Step 6: Final answer
    x = 5,013.63

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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.