Home / 10,367.42-15,542.49-4,817.84

Finding the Fourth Proportional to 10,367.42, 15,542.49 and 4,817.84

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Solution

The fourth proportional to 10,367.42, 15,542.49 and 4,817.84 is: 7,222.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.42 : 15,542.49 = 4,817.84 : x
  2. Step 2: Convert to fraction form
    10,367.42/15,542.49 = 4,817.84/x
  3. Step 3: Cross multiply
    10,367.42x = 15,542.49 × 4,817.84
  4. Step 4: Simplify right side
    10,367.42x = 74,881,230.02
  5. Step 5: Solve for x
    x = 74,881,230.02/10,367.42
  6. Step 6: Final answer
    x = 7,222.74

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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.