Home / 3,170.03-4,372.25-2,426.45

Finding the Fourth Proportional to 3,170.03, 4,372.25 and 2,426.45

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Solution

The fourth proportional to 3,170.03, 4,372.25 and 2,426.45 is: 3,346.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.03 : 4,372.25 = 2,426.45 : x
  2. Step 2: Convert to fraction form
    3,170.03/4,372.25 = 2,426.45/x
  3. Step 3: Cross multiply
    3,170.03x = 4,372.25 × 2,426.45
  4. Step 4: Simplify right side
    3,170.03x = 10,609,012.02
  5. Step 5: Solve for x
    x = 10,609,012.02/3,170.03
  6. Step 6: Final answer
    x = 3,346.67

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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.