Home / 4,226.61-6,340.28-1,106.60

Finding the Fourth Proportional to 4,226.61, 6,340.28 and 1,106.60

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Solution

The fourth proportional to 4,226.61, 6,340.28 and 1,106.60 is: 1,659.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,226.61 : 6,340.28 = 1,106.60 : x
  2. Step 2: Convert to fraction form
    4,226.61/6,340.28 = 1,106.60/x
  3. Step 3: Cross multiply
    4,226.61x = 6,340.28 × 1,106.60
  4. Step 4: Simplify right side
    4,226.61x = 7,016,116.61
  5. Step 5: Solve for x
    x = 7,016,116.61/4,226.61
  6. Step 6: Final answer
    x = 1,659.99

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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.