Home / 9,101.73-13,652.55-3,907.56

Finding the Fourth Proportional to 9,101.73, 13,652.55 and 3,907.56

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Solution

The fourth proportional to 9,101.73, 13,652.55 and 3,907.56 is: 5,861.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,101.73 : 13,652.55 = 3,907.56 : x
  2. Step 2: Convert to fraction form
    9,101.73/13,652.55 = 3,907.56/x
  3. Step 3: Cross multiply
    9,101.73x = 13,652.55 × 3,907.56
  4. Step 4: Simplify right side
    9,101.73x = 53,348,158.28
  5. Step 5: Solve for x
    x = 53,348,158.28/9,101.73
  6. Step 6: Final answer
    x = 5,861.32

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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.