Home / 4,522.98-6,784.56-2,972.88

Finding the Fourth Proportional to 4,522.98, 6,784.56 and 2,972.88

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Solution

The fourth proportional to 4,522.98, 6,784.56 and 2,972.88 is: 4,459.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,522.98 : 6,784.56 = 2,972.88 : x
  2. Step 2: Convert to fraction form
    4,522.98/6,784.56 = 2,972.88/x
  3. Step 3: Cross multiply
    4,522.98x = 6,784.56 × 2,972.88
  4. Step 4: Simplify right side
    4,522.98x = 20,169,682.73
  5. Step 5: Solve for x
    x = 20,169,682.73/4,522.98
  6. Step 6: Final answer
    x = 4,459.38

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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.