Home / 4,071.93-6,111.56-2,125.50

Finding the Fourth Proportional to 4,071.93, 6,111.56 and 2,125.50

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Solution

The fourth proportional to 4,071.93, 6,111.56 and 2,125.50 is: 3,190.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.93 : 6,111.56 = 2,125.50 : x
  2. Step 2: Convert to fraction form
    4,071.93/6,111.56 = 2,125.50/x
  3. Step 3: Cross multiply
    4,071.93x = 6,111.56 × 2,125.50
  4. Step 4: Simplify right side
    4,071.93x = 12,990,120.78
  5. Step 5: Solve for x
    x = 12,990,120.78/4,071.93
  6. Step 6: Final answer
    x = 3,190.16

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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.