Home / 4,421.50-6,100.14-2,742.30

Finding the Fourth Proportional to 4,421.50, 6,100.14 and 2,742.30

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Solution

The fourth proportional to 4,421.50, 6,100.14 and 2,742.30 is: 3,783.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.50 : 6,100.14 = 2,742.30 : x
  2. Step 2: Convert to fraction form
    4,421.50/6,100.14 = 2,742.30/x
  3. Step 3: Cross multiply
    4,421.50x = 6,100.14 × 2,742.30
  4. Step 4: Simplify right side
    4,421.50x = 16,728,413.92
  5. Step 5: Solve for x
    x = 16,728,413.92/4,421.50
  6. Step 6: Final answer
    x = 3,783.43

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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.