Home / 2,056.60-3,087.30-2,042.20

Finding the Fourth Proportional to 2,056.60, 3,087.30 and 2,042.20

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Solution

The fourth proportional to 2,056.60, 3,087.30 and 2,042.20 is: 3,065.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.60 : 3,087.30 = 2,042.20 : x
  2. Step 2: Convert to fraction form
    2,056.60/3,087.30 = 2,042.20/x
  3. Step 3: Cross multiply
    2,056.60x = 3,087.30 × 2,042.20
  4. Step 4: Simplify right side
    2,056.60x = 6,304,884.06
  5. Step 5: Solve for x
    x = 6,304,884.06/2,056.60
  6. Step 6: Final answer
    x = 3,065.68

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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.