Home / 6,855.39-10,299.48-4,395

Finding the Fourth Proportional to 6,855.39, 10,299.48 and 4,395

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Solution

The fourth proportional to 6,855.39, 10,299.48 and 4,395 is: 6,603.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,855.39 : 10,299.48 = 4,395 : x
  2. Step 2: Convert to fraction form
    6,855.39/10,299.48 = 4,395/x
  3. Step 3: Cross multiply
    6,855.39x = 10,299.48 × 4,395
  4. Step 4: Simplify right side
    6,855.39x = 45,266,214.60
  5. Step 5: Solve for x
    x = 45,266,214.60/6,855.39
  6. Step 6: Final answer
    x = 6,603.01

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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.