Home / 2,566.31-3,849.44-1,982.16

Finding the Fourth Proportional to 2,566.31, 3,849.44 and 1,982.16

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Solution

The fourth proportional to 2,566.31, 3,849.44 and 1,982.16 is: 2,973.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566.31 : 3,849.44 = 1,982.16 : x
  2. Step 2: Convert to fraction form
    2,566.31/3,849.44 = 1,982.16/x
  3. Step 3: Cross multiply
    2,566.31x = 3,849.44 × 1,982.16
  4. Step 4: Simplify right side
    2,566.31x = 7,630,196.08
  5. Step 5: Solve for x
    x = 7,630,196.08/2,566.31
  6. Step 6: Final answer
    x = 2,973.22

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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.