Home / 6,407.08-9,609.42-2,943.48

Finding the Fourth Proportional to 6,407.08, 9,609.42 and 2,943.48

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Solution

The fourth proportional to 6,407.08, 9,609.42 and 2,943.48 is: 4,414.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,407.08 : 9,609.42 = 2,943.48 : x
  2. Step 2: Convert to fraction form
    6,407.08/9,609.42 = 2,943.48/x
  3. Step 3: Cross multiply
    6,407.08x = 9,609.42 × 2,943.48
  4. Step 4: Simplify right side
    6,407.08x = 28,285,135.58
  5. Step 5: Solve for x
    x = 28,285,135.58/6,407.08
  6. Step 6: Final answer
    x = 4,414.67

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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.