Home / 4,091.34-6,136.92-1,782.84

Finding the Fourth Proportional to 4,091.34, 6,136.92 and 1,782.84

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Solution

The fourth proportional to 4,091.34, 6,136.92 and 1,782.84 is: 2,674.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.34 : 6,136.92 = 1,782.84 : x
  2. Step 2: Convert to fraction form
    4,091.34/6,136.92 = 1,782.84/x
  3. Step 3: Cross multiply
    4,091.34x = 6,136.92 × 1,782.84
  4. Step 4: Simplify right side
    4,091.34x = 10,941,146.45
  5. Step 5: Solve for x
    x = 10,941,146.45/4,091.34
  6. Step 6: Final answer
    x = 2,674.22

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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.