Home / 4,230.44-5,840.65-2,718.61

Finding the Fourth Proportional to 4,230.44, 5,840.65 and 2,718.61

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Solution

The fourth proportional to 4,230.44, 5,840.65 and 2,718.61 is: 3,753.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.44 : 5,840.65 = 2,718.61 : x
  2. Step 2: Convert to fraction form
    4,230.44/5,840.65 = 2,718.61/x
  3. Step 3: Cross multiply
    4,230.44x = 5,840.65 × 2,718.61
  4. Step 4: Simplify right side
    4,230.44x = 15,878,449.50
  5. Step 5: Solve for x
    x = 15,878,449.50/4,230.44
  6. Step 6: Final answer
    x = 3,753.38

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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.