Home / 2,486.82-3,430.96-1,492.44

Finding the Fourth Proportional to 2,486.82, 3,430.96 and 1,492.44

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Solution

The fourth proportional to 2,486.82, 3,430.96 and 1,492.44 is: 2,059.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.82 : 3,430.96 = 1,492.44 : x
  2. Step 2: Convert to fraction form
    2,486.82/3,430.96 = 1,492.44/x
  3. Step 3: Cross multiply
    2,486.82x = 3,430.96 × 1,492.44
  4. Step 4: Simplify right side
    2,486.82x = 5,120,501.94
  5. Step 5: Solve for x
    x = 5,120,501.94/2,486.82
  6. Step 6: Final answer
    x = 2,059.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.