Home / 4,071.48-6,115.41-2,431.23

Finding the Fourth Proportional to 4,071.48, 6,115.41 and 2,431.23

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Solution

The fourth proportional to 4,071.48, 6,115.41 and 2,431.23 is: 3,651.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.48 : 6,115.41 = 2,431.23 : x
  2. Step 2: Convert to fraction form
    4,071.48/6,115.41 = 2,431.23/x
  3. Step 3: Cross multiply
    4,071.48x = 6,115.41 × 2,431.23
  4. Step 4: Simplify right side
    4,071.48x = 14,867,968.25
  5. Step 5: Solve for x
    x = 14,867,968.25/4,071.48
  6. Step 6: Final answer
    x = 3,651.74

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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.