Home / 9,022.29-13,533.14-3,178.75

Finding the Fourth Proportional to 9,022.29, 13,533.14 and 3,178.75

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Solution

The fourth proportional to 9,022.29, 13,533.14 and 3,178.75 is: 4,768.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,022.29 : 13,533.14 = 3,178.75 : x
  2. Step 2: Convert to fraction form
    9,022.29/13,533.14 = 3,178.75/x
  3. Step 3: Cross multiply
    9,022.29x = 13,533.14 × 3,178.75
  4. Step 4: Simplify right side
    9,022.29x = 43,018,452.88
  5. Step 5: Solve for x
    x = 43,018,452.88/9,022.29
  6. Step 6: Final answer
    x = 4,768.02

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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.