Home / 4,140.37-5,714.61-2,548.39

Finding the Fourth Proportional to 4,140.37, 5,714.61 and 2,548.39

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Solution

The fourth proportional to 4,140.37, 5,714.61 and 2,548.39 is: 3,517.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.37 : 5,714.61 = 2,548.39 : x
  2. Step 2: Convert to fraction form
    4,140.37/5,714.61 = 2,548.39/x
  3. Step 3: Cross multiply
    4,140.37x = 5,714.61 × 2,548.39
  4. Step 4: Simplify right side
    4,140.37x = 14,563,054.98
  5. Step 5: Solve for x
    x = 14,563,054.98/4,140.37
  6. Step 6: Final answer
    x = 3,517.33

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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.