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Finding the Fourth Proportional to 7,225.29, 10,837.94 and 6,855.93

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Solution

The fourth proportional to 7,225.29, 10,837.94 and 6,855.93 is: 10,283.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225.29 : 10,837.94 = 6,855.93 : x
  2. Step 2: Convert to fraction form
    7,225.29/10,837.94 = 6,855.93/x
  3. Step 3: Cross multiply
    7,225.29x = 10,837.94 × 6,855.93
  4. Step 4: Simplify right side
    7,225.29x = 74,304,123.70
  5. Step 5: Solve for x
    x = 74,304,123.70/7,225.29
  6. Step 6: Final answer
    x = 10,283.90

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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.