Home / 7,026.21-10,538.24-3,855.87

Finding the Fourth Proportional to 7,026.21, 10,538.24 and 3,855.87

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Solution

The fourth proportional to 7,026.21, 10,538.24 and 3,855.87 is: 5,783.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.21 : 10,538.24 = 3,855.87 : x
  2. Step 2: Convert to fraction form
    7,026.21/10,538.24 = 3,855.87/x
  3. Step 3: Cross multiply
    7,026.21x = 10,538.24 × 3,855.87
  4. Step 4: Simplify right side
    7,026.21x = 40,634,064.19
  5. Step 5: Solve for x
    x = 40,634,064.19/7,026.21
  6. Step 6: Final answer
    x = 5,783.21

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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.