Home / 4,946.62-7,421.19-2,173.90

Finding the Fourth Proportional to 4,946.62, 7,421.19 and 2,173.90

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Solution

The fourth proportional to 4,946.62, 7,421.19 and 2,173.90 is: 3,261.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946.62 : 7,421.19 = 2,173.90 : x
  2. Step 2: Convert to fraction form
    4,946.62/7,421.19 = 2,173.90/x
  3. Step 3: Cross multiply
    4,946.62x = 7,421.19 × 2,173.90
  4. Step 4: Simplify right side
    4,946.62x = 16,132,924.94
  5. Step 5: Solve for x
    x = 16,132,924.94/4,946.62
  6. Step 6: Final answer
    x = 3,261.40

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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.