Home / 8,176.37-11,282.03-5,151.02

Finding the Fourth Proportional to 8,176.37, 11,282.03 and 5,151.02

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Solution

The fourth proportional to 8,176.37, 11,282.03 and 5,151.02 is: 7,107.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.37 : 11,282.03 = 5,151.02 : x
  2. Step 2: Convert to fraction form
    8,176.37/11,282.03 = 5,151.02/x
  3. Step 3: Cross multiply
    8,176.37x = 11,282.03 × 5,151.02
  4. Step 4: Simplify right side
    8,176.37x = 58,113,880.01
  5. Step 5: Solve for x
    x = 58,113,880.01/8,176.37
  6. Step 6: Final answer
    x = 7,107.54

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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.