Home / 2,043.20-3,045.36-2,039.92

Finding the Fourth Proportional to 2,043.20, 3,045.36 and 2,039.92

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Solution

The fourth proportional to 2,043.20, 3,045.36 and 2,039.92 is: 3,040.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.20 : 3,045.36 = 2,039.92 : x
  2. Step 2: Convert to fraction form
    2,043.20/3,045.36 = 2,039.92/x
  3. Step 3: Cross multiply
    2,043.20x = 3,045.36 × 2,039.92
  4. Step 4: Simplify right side
    2,043.20x = 6,212,290.77
  5. Step 5: Solve for x
    x = 6,212,290.77/2,043.20
  6. Step 6: Final answer
    x = 3,040.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.