Home / 4,326.73-6,489.43-1,206.42

Finding the Fourth Proportional to 4,326.73, 6,489.43 and 1,206.42

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Solution

The fourth proportional to 4,326.73, 6,489.43 and 1,206.42 is: 1,809.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.73 : 6,489.43 = 1,206.42 : x
  2. Step 2: Convert to fraction form
    4,326.73/6,489.43 = 1,206.42/x
  3. Step 3: Cross multiply
    4,326.73x = 6,489.43 × 1,206.42
  4. Step 4: Simplify right side
    4,326.73x = 7,828,978.14
  5. Step 5: Solve for x
    x = 7,828,978.14/4,326.73
  6. Step 6: Final answer
    x = 1,809.44

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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.