Home / 4,789.39-7,184.46-1,326.64

Finding the Fourth Proportional to 4,789.39, 7,184.46 and 1,326.64

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Solution

The fourth proportional to 4,789.39, 7,184.46 and 1,326.64 is: 1,990.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.39 : 7,184.46 = 1,326.64 : x
  2. Step 2: Convert to fraction form
    4,789.39/7,184.46 = 1,326.64/x
  3. Step 3: Cross multiply
    4,789.39x = 7,184.46 × 1,326.64
  4. Step 4: Simplify right side
    4,789.39x = 9,531,192.01
  5. Step 5: Solve for x
    x = 9,531,192.01/4,789.39
  6. Step 6: Final answer
    x = 1,990.06

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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.