Home / 6,958.98-10,438.20-1,764.72

Finding the Fourth Proportional to 6,958.98, 10,438.20 and 1,764.72

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Solution

The fourth proportional to 6,958.98, 10,438.20 and 1,764.72 is: 2,647.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,958.98 : 10,438.20 = 1,764.72 : x
  2. Step 2: Convert to fraction form
    6,958.98/10,438.20 = 1,764.72/x
  3. Step 3: Cross multiply
    6,958.98x = 10,438.20 × 1,764.72
  4. Step 4: Simplify right side
    6,958.98x = 18,420,500.30
  5. Step 5: Solve for x
    x = 18,420,500.30/6,958.98
  6. Step 6: Final answer
    x = 2,647.01

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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.