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Finding the Fourth Proportional to 5,851.98, 8,777.98 and 1,956.39

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Solution

The fourth proportional to 5,851.98, 8,777.98 and 1,956.39 is: 2,934.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.98 : 8,777.98 = 1,956.39 : x
  2. Step 2: Convert to fraction form
    5,851.98/8,777.98 = 1,956.39/x
  3. Step 3: Cross multiply
    5,851.98x = 8,777.98 × 1,956.39
  4. Step 4: Simplify right side
    5,851.98x = 17,173,152.29
  5. Step 5: Solve for x
    x = 17,173,152.29/5,851.98
  6. Step 6: Final answer
    x = 2,934.59

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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.