Home / 6,147.93-9,219.18-1,764.37

Finding the Fourth Proportional to 6,147.93, 9,219.18 and 1,764.37

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Solution

The fourth proportional to 6,147.93, 9,219.18 and 1,764.37 is: 2,645.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.93 : 9,219.18 = 1,764.37 : x
  2. Step 2: Convert to fraction form
    6,147.93/9,219.18 = 1,764.37/x
  3. Step 3: Cross multiply
    6,147.93x = 9,219.18 × 1,764.37
  4. Step 4: Simplify right side
    6,147.93x = 16,266,035.79
  5. Step 5: Solve for x
    x = 16,266,035.79/6,147.93
  6. Step 6: Final answer
    x = 2,645.77

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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.