Home / 5,030.44-6,940.08-3,880.98

Finding the Fourth Proportional to 5,030.44, 6,940.08 and 3,880.98

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Solution

The fourth proportional to 5,030.44, 6,940.08 and 3,880.98 is: 5,354.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.44 : 6,940.08 = 3,880.98 : x
  2. Step 2: Convert to fraction form
    5,030.44/6,940.08 = 3,880.98/x
  3. Step 3: Cross multiply
    5,030.44x = 6,940.08 × 3,880.98
  4. Step 4: Simplify right side
    5,030.44x = 26,934,311.68
  5. Step 5: Solve for x
    x = 26,934,311.68/5,030.44
  6. Step 6: Final answer
    x = 5,354.27

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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.