Home / 9,086.08-13,628.96-2,930.08

Finding the Fourth Proportional to 9,086.08, 13,628.96 and 2,930.08

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Solution

The fourth proportional to 9,086.08, 13,628.96 and 2,930.08 is: 4,395.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086.08 : 13,628.96 = 2,930.08 : x
  2. Step 2: Convert to fraction form
    9,086.08/13,628.96 = 2,930.08/x
  3. Step 3: Cross multiply
    9,086.08x = 13,628.96 × 2,930.08
  4. Step 4: Simplify right side
    9,086.08x = 39,933,943.12
  5. Step 5: Solve for x
    x = 39,933,943.12/9,086.08
  6. Step 6: Final answer
    x = 4,395.07

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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.