Home / 7,056.05-10,585.59-2,125.28

Finding the Fourth Proportional to 7,056.05, 10,585.59 and 2,125.28

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Solution

The fourth proportional to 7,056.05, 10,585.59 and 2,125.28 is: 3,188.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056.05 : 10,585.59 = 2,125.28 : x
  2. Step 2: Convert to fraction form
    7,056.05/10,585.59 = 2,125.28/x
  3. Step 3: Cross multiply
    7,056.05x = 10,585.59 × 2,125.28
  4. Step 4: Simplify right side
    7,056.05x = 22,497,342.72
  5. Step 5: Solve for x
    x = 22,497,342.72/7,056.05
  6. Step 6: Final answer
    x = 3,188.38

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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.