Home / 3,197.23-4,412.09-3,102.91

Finding the Fourth Proportional to 3,197.23, 4,412.09 and 3,102.91

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Solution

The fourth proportional to 3,197.23, 4,412.09 and 3,102.91 is: 4,281.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.23 : 4,412.09 = 3,102.91 : x
  2. Step 2: Convert to fraction form
    3,197.23/4,412.09 = 3,102.91/x
  3. Step 3: Cross multiply
    3,197.23x = 4,412.09 × 3,102.91
  4. Step 4: Simplify right side
    3,197.23x = 13,690,318.18
  5. Step 5: Solve for x
    x = 13,690,318.18/3,197.23
  6. Step 6: Final answer
    x = 4,281.93

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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.