Home / 6,189.58-9,287.56-4,111.02

Finding the Fourth Proportional to 6,189.58, 9,287.56 and 4,111.02

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Solution

The fourth proportional to 6,189.58, 9,287.56 and 4,111.02 is: 6,168.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189.58 : 9,287.56 = 4,111.02 : x
  2. Step 2: Convert to fraction form
    6,189.58/9,287.56 = 4,111.02/x
  3. Step 3: Cross multiply
    6,189.58x = 9,287.56 × 4,111.02
  4. Step 4: Simplify right side
    6,189.58x = 38,181,334.63
  5. Step 5: Solve for x
    x = 38,181,334.63/6,189.58
  6. Step 6: Final answer
    x = 6,168.65

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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.