Home / 7,054.80-10,580.64-2,672.16

Finding the Fourth Proportional to 7,054.80, 10,580.64 and 2,672.16

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Solution

The fourth proportional to 7,054.80, 10,580.64 and 2,672.16 is: 4,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,054.80 : 10,580.64 = 2,672.16 : x
  2. Step 2: Convert to fraction form
    7,054.80/10,580.64 = 2,672.16/x
  3. Step 3: Cross multiply
    7,054.80x = 10,580.64 × 2,672.16
  4. Step 4: Simplify right side
    7,054.80x = 28,273,162.98
  5. Step 5: Solve for x
    x = 28,273,162.98/7,054.80
  6. Step 6: Final answer
    x = 4,007.65

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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.