Home / 9,003.08-13,460.25-7,631.75

Finding the Fourth Proportional to 9,003.08, 13,460.25 and 7,631.75

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Solution

The fourth proportional to 9,003.08, 13,460.25 and 7,631.75 is: 11,410.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,003.08 : 13,460.25 = 7,631.75 : x
  2. Step 2: Convert to fraction form
    9,003.08/13,460.25 = 7,631.75/x
  3. Step 3: Cross multiply
    9,003.08x = 13,460.25 × 7,631.75
  4. Step 4: Simplify right side
    9,003.08x = 102,725,262.94
  5. Step 5: Solve for x
    x = 102,725,262.94/9,003.08
  6. Step 6: Final answer
    x = 11,410.01

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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.