Home / 6,414.09-9,621.80-1,734.12

Finding the Fourth Proportional to 6,414.09, 9,621.80 and 1,734.12

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Solution

The fourth proportional to 6,414.09, 9,621.80 and 1,734.12 is: 2,601.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,414.09 : 9,621.80 = 1,734.12 : x
  2. Step 2: Convert to fraction form
    6,414.09/9,621.80 = 1,734.12/x
  3. Step 3: Cross multiply
    6,414.09x = 9,621.80 × 1,734.12
  4. Step 4: Simplify right side
    6,414.09x = 16,685,347.15
  5. Step 5: Solve for x
    x = 16,685,347.15/6,414.09
  6. Step 6: Final answer
    x = 2,601.36

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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.