Home / 7,007.19-10,512.41-2,076.72

Finding the Fourth Proportional to 7,007.19, 10,512.41 and 2,076.72

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Solution

The fourth proportional to 7,007.19, 10,512.41 and 2,076.72 is: 3,115.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.19 : 10,512.41 = 2,076.72 : x
  2. Step 2: Convert to fraction form
    7,007.19/10,512.41 = 2,076.72/x
  3. Step 3: Cross multiply
    7,007.19x = 10,512.41 × 2,076.72
  4. Step 4: Simplify right side
    7,007.19x = 21,831,321.71
  5. Step 5: Solve for x
    x = 21,831,321.71/7,007.19
  6. Step 6: Final answer
    x = 3,115.56

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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.