Home / 9,183.28-12,679.01-7,055

Finding the Fourth Proportional to 9,183.28, 12,679.01 and 7,055

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Solution

The fourth proportional to 9,183.28, 12,679.01 and 7,055 is: 9,740.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183.28 : 12,679.01 = 7,055 : x
  2. Step 2: Convert to fraction form
    9,183.28/12,679.01 = 7,055/x
  3. Step 3: Cross multiply
    9,183.28x = 12,679.01 × 7,055
  4. Step 4: Simplify right side
    9,183.28x = 89,450,415.55
  5. Step 5: Solve for x
    x = 89,450,415.55/9,183.28
  6. Step 6: Final answer
    x = 9,740.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.