Home / 6,260.26-8,639.27-3,427.64

Finding the Fourth Proportional to 6,260.26, 8,639.27 and 3,427.64

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Solution

The fourth proportional to 6,260.26, 8,639.27 and 3,427.64 is: 4,730.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.26 : 8,639.27 = 3,427.64 : x
  2. Step 2: Convert to fraction form
    6,260.26/8,639.27 = 3,427.64/x
  3. Step 3: Cross multiply
    6,260.26x = 8,639.27 × 3,427.64
  4. Step 4: Simplify right side
    6,260.26x = 29,612,247.09
  5. Step 5: Solve for x
    x = 29,612,247.09/6,260.26
  6. Step 6: Final answer
    x = 4,730.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.