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Finding the Fourth Proportional to 6,167.79, 8,511.68 and 3,373.47

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Solution

The fourth proportional to 6,167.79, 8,511.68 and 3,373.47 is: 4,655.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167.79 : 8,511.68 = 3,373.47 : x
  2. Step 2: Convert to fraction form
    6,167.79/8,511.68 = 3,373.47/x
  3. Step 3: Cross multiply
    6,167.79x = 8,511.68 × 3,373.47
  4. Step 4: Simplify right side
    6,167.79x = 28,713,880.26
  5. Step 5: Solve for x
    x = 28,713,880.26/6,167.79
  6. Step 6: Final answer
    x = 4,655.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.