Home / 7,331.55-10,994.57-3,171.24

Finding the Fourth Proportional to 7,331.55, 10,994.57 and 3,171.24

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Solution

The fourth proportional to 7,331.55, 10,994.57 and 3,171.24 is: 4,755.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.55 : 10,994.57 = 3,171.24 : x
  2. Step 2: Convert to fraction form
    7,331.55/10,994.57 = 3,171.24/x
  3. Step 3: Cross multiply
    7,331.55x = 10,994.57 × 3,171.24
  4. Step 4: Simplify right side
    7,331.55x = 34,866,420.17
  5. Step 5: Solve for x
    x = 34,866,420.17/7,331.55
  6. Step 6: Final answer
    x = 4,755.67

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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.