Home / 6,178.40-9,272.47-2,283.92

Finding the Fourth Proportional to 6,178.40, 9,272.47 and 2,283.92

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Solution

The fourth proportional to 6,178.40, 9,272.47 and 2,283.92 is: 3,427.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178.40 : 9,272.47 = 2,283.92 : x
  2. Step 2: Convert to fraction form
    6,178.40/9,272.47 = 2,283.92/x
  3. Step 3: Cross multiply
    6,178.40x = 9,272.47 × 2,283.92
  4. Step 4: Simplify right side
    6,178.40x = 21,177,579.68
  5. Step 5: Solve for x
    x = 21,177,579.68/6,178.40
  6. Step 6: Final answer
    x = 3,427.68

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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.