Home / 2,801.13-4,195.07-2,048.64

Finding the Fourth Proportional to 2,801.13, 4,195.07 and 2,048.64

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Solution

The fourth proportional to 2,801.13, 4,195.07 and 2,048.64 is: 3,068.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801.13 : 4,195.07 = 2,048.64 : x
  2. Step 2: Convert to fraction form
    2,801.13/4,195.07 = 2,048.64/x
  3. Step 3: Cross multiply
    2,801.13x = 4,195.07 × 2,048.64
  4. Step 4: Simplify right side
    2,801.13x = 8,594,188.20
  5. Step 5: Solve for x
    x = 8,594,188.20/2,801.13
  6. Step 6: Final answer
    x = 3,068.11

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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.