Home / 3,063.80-4,228.02-1,804.84

Finding the Fourth Proportional to 3,063.80, 4,228.02 and 1,804.84

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Solution

The fourth proportional to 3,063.80, 4,228.02 and 1,804.84 is: 2,490.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.80 : 4,228.02 = 1,804.84 : x
  2. Step 2: Convert to fraction form
    3,063.80/4,228.02 = 1,804.84/x
  3. Step 3: Cross multiply
    3,063.80x = 4,228.02 × 1,804.84
  4. Step 4: Simplify right side
    3,063.80x = 7,630,899.62
  5. Step 5: Solve for x
    x = 7,630,899.62/3,063.80
  6. Step 6: Final answer
    x = 2,490.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.