Home / 4,125.89-6,190.96-2,740.18

Finding the Fourth Proportional to 4,125.89, 6,190.96 and 2,740.18

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Solution

The fourth proportional to 4,125.89, 6,190.96 and 2,740.18 is: 4,111.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.89 : 6,190.96 = 2,740.18 : x
  2. Step 2: Convert to fraction form
    4,125.89/6,190.96 = 2,740.18/x
  3. Step 3: Cross multiply
    4,125.89x = 6,190.96 × 2,740.18
  4. Step 4: Simplify right side
    4,125.89x = 16,964,331.07
  5. Step 5: Solve for x
    x = 16,964,331.07/4,125.89
  6. Step 6: Final answer
    x = 4,111.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.