Home / 6,905.88-10,360.10-3,784.16

Finding the Fourth Proportional to 6,905.88, 10,360.10 and 3,784.16

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Solution

The fourth proportional to 6,905.88, 10,360.10 and 3,784.16 is: 5,676.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.88 : 10,360.10 = 3,784.16 : x
  2. Step 2: Convert to fraction form
    6,905.88/10,360.10 = 3,784.16/x
  3. Step 3: Cross multiply
    6,905.88x = 10,360.10 × 3,784.16
  4. Step 4: Simplify right side
    6,905.88x = 39,204,311.38
  5. Step 5: Solve for x
    x = 39,204,311.38/6,905.88
  6. Step 6: Final answer
    x = 5,676.95

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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.