Home / 3,397.34-4,681.14-3,163.58

Finding the Fourth Proportional to 3,397.34, 4,681.14 and 3,163.58

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Solution

The fourth proportional to 3,397.34, 4,681.14 and 3,163.58 is: 4,359.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.34 : 4,681.14 = 3,163.58 : x
  2. Step 2: Convert to fraction form
    3,397.34/4,681.14 = 3,163.58/x
  3. Step 3: Cross multiply
    3,397.34x = 4,681.14 × 3,163.58
  4. Step 4: Simplify right side
    3,397.34x = 14,809,160.72
  5. Step 5: Solve for x
    x = 14,809,160.72/3,397.34
  6. Step 6: Final answer
    x = 4,359.05

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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.