Home / 4,654.50-6,981.74-2,021.66

Finding the Fourth Proportional to 4,654.50, 6,981.74 and 2,021.66

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Solution

The fourth proportional to 4,654.50, 6,981.74 and 2,021.66 is: 3,032.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,654.50 : 6,981.74 = 2,021.66 : x
  2. Step 2: Convert to fraction form
    4,654.50/6,981.74 = 2,021.66/x
  3. Step 3: Cross multiply
    4,654.50x = 6,981.74 × 2,021.66
  4. Step 4: Simplify right side
    4,654.50x = 14,114,743.88
  5. Step 5: Solve for x
    x = 14,114,743.88/4,654.50
  6. Step 6: Final answer
    x = 3,032.49

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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.