Home / 2,077.30-3,115.95-2,004.40

Finding the Fourth Proportional to 2,077.30, 3,115.95 and 2,004.40

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Solution

The fourth proportional to 2,077.30, 3,115.95 and 2,004.40 is: 3,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.30 : 3,115.95 = 2,004.40 : x
  2. Step 2: Convert to fraction form
    2,077.30/3,115.95 = 2,004.40/x
  3. Step 3: Cross multiply
    2,077.30x = 3,115.95 × 2,004.40
  4. Step 4: Simplify right side
    2,077.30x = 6,245,610.18
  5. Step 5: Solve for x
    x = 6,245,610.18/2,077.30
  6. Step 6: Final answer
    x = 3,006.60

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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.