Home / 9,003.52-13,505.40-3,805.60

Finding the Fourth Proportional to 9,003.52, 13,505.40 and 3,805.60

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Solution

The fourth proportional to 9,003.52, 13,505.40 and 3,805.60 is: 5,708.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,003.52 : 13,505.40 = 3,805.60 : x
  2. Step 2: Convert to fraction form
    9,003.52/13,505.40 = 3,805.60/x
  3. Step 3: Cross multiply
    9,003.52x = 13,505.40 × 3,805.60
  4. Step 4: Simplify right side
    9,003.52x = 51,396,150.24
  5. Step 5: Solve for x
    x = 51,396,150.24/9,003.52
  6. Step 6: Final answer
    x = 5,708.45

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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.