Home / 3,043.60-4,198.80-1,848.40

Finding the Fourth Proportional to 3,043.60, 4,198.80 and 1,848.40

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Solution

The fourth proportional to 3,043.60, 4,198.80 and 1,848.40 is: 2,549.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.60 : 4,198.80 = 1,848.40 : x
  2. Step 2: Convert to fraction form
    3,043.60/4,198.80 = 1,848.40/x
  3. Step 3: Cross multiply
    3,043.60x = 4,198.80 × 1,848.40
  4. Step 4: Simplify right side
    3,043.60x = 7,761,061.92
  5. Step 5: Solve for x
    x = 7,761,061.92/3,043.60
  6. Step 6: Final answer
    x = 2,549.96

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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.