Home / 3,157.06-4,735.62-1,401.59

Finding the Fourth Proportional to 3,157.06, 4,735.62 and 1,401.59

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Solution

The fourth proportional to 3,157.06, 4,735.62 and 1,401.59 is: 2,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.06 : 4,735.62 = 1,401.59 : x
  2. Step 2: Convert to fraction form
    3,157.06/4,735.62 = 1,401.59/x
  3. Step 3: Cross multiply
    3,157.06x = 4,735.62 × 1,401.59
  4. Step 4: Simplify right side
    3,157.06x = 6,637,414.35
  5. Step 5: Solve for x
    x = 6,637,414.35/3,157.06
  6. Step 6: Final answer
    x = 2,102.40

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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.