Home / 4,561.90-6,842.86-1,274.99

Finding the Fourth Proportional to 4,561.90, 6,842.86 and 1,274.99

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Solution

The fourth proportional to 4,561.90, 6,842.86 and 1,274.99 is: 1,912.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,561.90 : 6,842.86 = 1,274.99 : x
  2. Step 2: Convert to fraction form
    4,561.90/6,842.86 = 1,274.99/x
  3. Step 3: Cross multiply
    4,561.90x = 6,842.86 × 1,274.99
  4. Step 4: Simplify right side
    4,561.90x = 8,724,540.67
  5. Step 5: Solve for x
    x = 8,724,540.67/4,561.90
  6. Step 6: Final answer
    x = 1,912.48

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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.