Home / 6,840.27-10,260.41-1,646.15

Finding the Fourth Proportional to 6,840.27, 10,260.41 and 1,646.15

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Solution

The fourth proportional to 6,840.27, 10,260.41 and 1,646.15 is: 2,469.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840.27 : 10,260.41 = 1,646.15 : x
  2. Step 2: Convert to fraction form
    6,840.27/10,260.41 = 1,646.15/x
  3. Step 3: Cross multiply
    6,840.27x = 10,260.41 × 1,646.15
  4. Step 4: Simplify right side
    6,840.27x = 16,890,165.21
  5. Step 5: Solve for x
    x = 16,890,165.21/6,840.27
  6. Step 6: Final answer
    x = 2,469.22

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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.