Home / 4,148.46-6,223.68-1,226.70

Finding the Fourth Proportional to 4,148.46, 6,223.68 and 1,226.70

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Solution

The fourth proportional to 4,148.46, 6,223.68 and 1,226.70 is: 1,840.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.46 : 6,223.68 = 1,226.70 : x
  2. Step 2: Convert to fraction form
    4,148.46/6,223.68 = 1,226.70/x
  3. Step 3: Cross multiply
    4,148.46x = 6,223.68 × 1,226.70
  4. Step 4: Simplify right side
    4,148.46x = 7,634,588.26
  5. Step 5: Solve for x
    x = 7,634,588.26/4,148.46
  6. Step 6: Final answer
    x = 1,840.34

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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.