Home / 4,842.14-7,262.34-1,284.29

Finding the Fourth Proportional to 4,842.14, 7,262.34 and 1,284.29

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Solution

The fourth proportional to 4,842.14, 7,262.34 and 1,284.29 is: 1,926.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.14 : 7,262.34 = 1,284.29 : x
  2. Step 2: Convert to fraction form
    4,842.14/7,262.34 = 1,284.29/x
  3. Step 3: Cross multiply
    4,842.14x = 7,262.34 × 1,284.29
  4. Step 4: Simplify right side
    4,842.14x = 9,326,914.33
  5. Step 5: Solve for x
    x = 9,326,914.33/4,842.14
  6. Step 6: Final answer
    x = 1,926.20

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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.