Home / 2,043.01-2,818.86-1,203.65

Finding the Fourth Proportional to 2,043.01, 2,818.86 and 1,203.65

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Solution

The fourth proportional to 2,043.01, 2,818.86 and 1,203.65 is: 1,660.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.01 : 2,818.86 = 1,203.65 : x
  2. Step 2: Convert to fraction form
    2,043.01/2,818.86 = 1,203.65/x
  3. Step 3: Cross multiply
    2,043.01x = 2,818.86 × 1,203.65
  4. Step 4: Simplify right side
    2,043.01x = 3,392,916.80
  5. Step 5: Solve for x
    x = 3,392,916.80/2,043.01
  6. Step 6: Final answer
    x = 1,660.74

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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.