Home / 4,443.78-6,665.70-1,846.80

Finding the Fourth Proportional to 4,443.78, 6,665.70 and 1,846.80

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Solution

The fourth proportional to 4,443.78, 6,665.70 and 1,846.80 is: 2,770.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443.78 : 6,665.70 = 1,846.80 : x
  2. Step 2: Convert to fraction form
    4,443.78/6,665.70 = 1,846.80/x
  3. Step 3: Cross multiply
    4,443.78x = 6,665.70 × 1,846.80
  4. Step 4: Simplify right side
    4,443.78x = 12,310,214.76
  5. Step 5: Solve for x
    x = 12,310,214.76/4,443.78
  6. Step 6: Final answer
    x = 2,770.21

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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.