Home / 4,119.89-5,685.59-2,504.81

Finding the Fourth Proportional to 4,119.89, 5,685.59 and 2,504.81

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Solution

The fourth proportional to 4,119.89, 5,685.59 and 2,504.81 is: 3,456.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.89 : 5,685.59 = 2,504.81 : x
  2. Step 2: Convert to fraction form
    4,119.89/5,685.59 = 2,504.81/x
  3. Step 3: Cross multiply
    4,119.89x = 5,685.59 × 2,504.81
  4. Step 4: Simplify right side
    4,119.89x = 14,241,310.16
  5. Step 5: Solve for x
    x = 14,241,310.16/4,119.89
  6. Step 6: Final answer
    x = 3,456.72

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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.