Home / 2,886.12-4,328.26-1,241.62

Finding the Fourth Proportional to 2,886.12, 4,328.26 and 1,241.62

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Solution

The fourth proportional to 2,886.12, 4,328.26 and 1,241.62 is: 1,862.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886.12 : 4,328.26 = 1,241.62 : x
  2. Step 2: Convert to fraction form
    2,886.12/4,328.26 = 1,241.62/x
  3. Step 3: Cross multiply
    2,886.12x = 4,328.26 × 1,241.62
  4. Step 4: Simplify right side
    2,886.12x = 5,374,040.26
  5. Step 5: Solve for x
    x = 5,374,040.26/2,886.12
  6. Step 6: Final answer
    x = 1,862.03

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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.