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Finding the Fourth Proportional to 6,751.84, 10,130.04 and 4,254.90

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Solution

The fourth proportional to 6,751.84, 10,130.04 and 4,254.90 is: 6,383.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,751.84 : 10,130.04 = 4,254.90 : x
  2. Step 2: Convert to fraction form
    6,751.84/10,130.04 = 4,254.90/x
  3. Step 3: Cross multiply
    6,751.84x = 10,130.04 × 4,254.90
  4. Step 4: Simplify right side
    6,751.84x = 43,102,307.20
  5. Step 5: Solve for x
    x = 43,102,307.20/6,751.84
  6. Step 6: Final answer
    x = 6,383.79

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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.