Home / 7,189.14-10,783.61-2,259.08

Finding the Fourth Proportional to 7,189.14, 10,783.61 and 2,259.08

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Solution

The fourth proportional to 7,189.14, 10,783.61 and 2,259.08 is: 3,388.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189.14 : 10,783.61 = 2,259.08 : x
  2. Step 2: Convert to fraction form
    7,189.14/10,783.61 = 2,259.08/x
  3. Step 3: Cross multiply
    7,189.14x = 10,783.61 × 2,259.08
  4. Step 4: Simplify right side
    7,189.14x = 24,361,037.68
  5. Step 5: Solve for x
    x = 24,361,037.68/7,189.14
  6. Step 6: Final answer
    x = 3,388.59

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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.