Home / 4,620.26-6,376.86-2,630.60

Finding the Fourth Proportional to 4,620.26, 6,376.86 and 2,630.60

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Solution

The fourth proportional to 4,620.26, 6,376.86 and 2,630.60 is: 3,630.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.26 : 6,376.86 = 2,630.60 : x
  2. Step 2: Convert to fraction form
    4,620.26/6,376.86 = 2,630.60/x
  3. Step 3: Cross multiply
    4,620.26x = 6,376.86 × 2,630.60
  4. Step 4: Simplify right side
    4,620.26x = 16,774,967.92
  5. Step 5: Solve for x
    x = 16,774,967.92/4,620.26
  6. Step 6: Final answer
    x = 3,630.74

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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.