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Finding the Fourth Proportional to 7,193.19, 9,926.55 and 4,049.37

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Solution

The fourth proportional to 7,193.19, 9,926.55 and 4,049.37 is: 5,588.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.19 : 9,926.55 = 4,049.37 : x
  2. Step 2: Convert to fraction form
    7,193.19/9,926.55 = 4,049.37/x
  3. Step 3: Cross multiply
    7,193.19x = 9,926.55 × 4,049.37
  4. Step 4: Simplify right side
    7,193.19x = 40,196,273.77
  5. Step 5: Solve for x
    x = 40,196,273.77/7,193.19
  6. Step 6: Final answer
    x = 5,588.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.