Home / 3,493.40-5,242.44-1,302.12

Finding the Fourth Proportional to 3,493.40, 5,242.44 and 1,302.12

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Solution

The fourth proportional to 3,493.40, 5,242.44 and 1,302.12 is: 1,954.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.40 : 5,242.44 = 1,302.12 : x
  2. Step 2: Convert to fraction form
    3,493.40/5,242.44 = 1,302.12/x
  3. Step 3: Cross multiply
    3,493.40x = 5,242.44 × 1,302.12
  4. Step 4: Simplify right side
    3,493.40x = 6,826,290.86
  5. Step 5: Solve for x
    x = 6,826,290.86/3,493.40
  6. Step 6: Final answer
    x = 1,954.06

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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.