Home / 6,855.30-10,285.65-4,083.26

Finding the Fourth Proportional to 6,855.30, 10,285.65 and 4,083.26

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Solution

The fourth proportional to 6,855.30, 10,285.65 and 4,083.26 is: 6,126.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,855.30 : 10,285.65 = 4,083.26 : x
  2. Step 2: Convert to fraction form
    6,855.30/10,285.65 = 4,083.26/x
  3. Step 3: Cross multiply
    6,855.30x = 10,285.65 × 4,083.26
  4. Step 4: Simplify right side
    6,855.30x = 41,998,931.79
  5. Step 5: Solve for x
    x = 41,998,931.79/6,855.30
  6. Step 6: Final answer
    x = 6,126.49

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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.