Home / 6,966.96-9,614.39-4,172.46

Finding the Fourth Proportional to 6,966.96, 9,614.39 and 4,172.46

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Solution

The fourth proportional to 6,966.96, 9,614.39 and 4,172.46 is: 5,757.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,966.96 : 9,614.39 = 4,172.46 : x
  2. Step 2: Convert to fraction form
    6,966.96/9,614.39 = 4,172.46/x
  3. Step 3: Cross multiply
    6,966.96x = 9,614.39 × 4,172.46
  4. Step 4: Simplify right side
    6,966.96x = 40,115,636.84
  5. Step 5: Solve for x
    x = 40,115,636.84/6,966.96
  6. Step 6: Final answer
    x = 5,757.98

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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.