Home / 7,106.16-10,660.56-2,425.91

Finding the Fourth Proportional to 7,106.16, 10,660.56 and 2,425.91

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Solution

The fourth proportional to 7,106.16, 10,660.56 and 2,425.91 is: 3,639.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.16 : 10,660.56 = 2,425.91 : x
  2. Step 2: Convert to fraction form
    7,106.16/10,660.56 = 2,425.91/x
  3. Step 3: Cross multiply
    7,106.16x = 10,660.56 × 2,425.91
  4. Step 4: Simplify right side
    7,106.16x = 25,861,576.66
  5. Step 5: Solve for x
    x = 25,861,576.66/7,106.16
  6. Step 6: Final answer
    x = 3,639.32

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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.