Home / 7,007.67-10,512.45-2,077.38

Finding the Fourth Proportional to 7,007.67, 10,512.45 and 2,077.38

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Solution

The fourth proportional to 7,007.67, 10,512.45 and 2,077.38 is: 3,116.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.67 : 10,512.45 = 2,077.38 : x
  2. Step 2: Convert to fraction form
    7,007.67/10,512.45 = 2,077.38/x
  3. Step 3: Cross multiply
    7,007.67x = 10,512.45 × 2,077.38
  4. Step 4: Simplify right side
    7,007.67x = 21,838,353.38
  5. Step 5: Solve for x
    x = 21,838,353.38/7,007.67
  6. Step 6: Final answer
    x = 3,116.35

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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.