Home / 6,133.40-9,197.18-1,972.60

Finding the Fourth Proportional to 6,133.40, 9,197.18 and 1,972.60

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Solution

The fourth proportional to 6,133.40, 9,197.18 and 1,972.60 is: 2,957.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,133.40 : 9,197.18 = 1,972.60 : x
  2. Step 2: Convert to fraction form
    6,133.40/9,197.18 = 1,972.60/x
  3. Step 3: Cross multiply
    6,133.40x = 9,197.18 × 1,972.60
  4. Step 4: Simplify right side
    6,133.40x = 18,142,357.27
  5. Step 5: Solve for x
    x = 18,142,357.27/6,133.40
  6. Step 6: Final answer
    x = 2,957.96

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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.