Home / 7,007.66-10,511.13-2,077.34

Finding the Fourth Proportional to 7,007.66, 10,511.13 and 2,077.34

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Solution

The fourth proportional to 7,007.66, 10,511.13 and 2,077.34 is: 3,115.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.66 : 10,511.13 = 2,077.34 : x
  2. Step 2: Convert to fraction form
    7,007.66/10,511.13 = 2,077.34/x
  3. Step 3: Cross multiply
    7,007.66x = 10,511.13 × 2,077.34
  4. Step 4: Simplify right side
    7,007.66x = 21,835,190.79
  5. Step 5: Solve for x
    x = 21,835,190.79/7,007.66
  6. Step 6: Final answer
    x = 3,115.90

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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.