Home / 6,748.05-10,125.72-3,285.30

Finding the Fourth Proportional to 6,748.05, 10,125.72 and 3,285.30

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Solution

The fourth proportional to 6,748.05, 10,125.72 and 3,285.30 is: 4,929.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.05 : 10,125.72 = 3,285.30 : x
  2. Step 2: Convert to fraction form
    6,748.05/10,125.72 = 3,285.30/x
  3. Step 3: Cross multiply
    6,748.05x = 10,125.72 × 3,285.30
  4. Step 4: Simplify right side
    6,748.05x = 33,266,027.92
  5. Step 5: Solve for x
    x = 33,266,027.92/6,748.05
  6. Step 6: Final answer
    x = 4,929.72

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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.