Home / 4,619.64-6,374.84-2,630.18

Finding the Fourth Proportional to 4,619.64, 6,374.84 and 2,630.18

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Solution

The fourth proportional to 4,619.64, 6,374.84 and 2,630.18 is: 3,629.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,619.64 : 6,374.84 = 2,630.18 : x
  2. Step 2: Convert to fraction form
    4,619.64/6,374.84 = 2,630.18/x
  3. Step 3: Cross multiply
    4,619.64x = 6,374.84 × 2,630.18
  4. Step 4: Simplify right side
    4,619.64x = 16,766,976.67
  5. Step 5: Solve for x
    x = 16,766,976.67/4,619.64
  6. Step 6: Final answer
    x = 3,629.50

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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.