Home / 6,376.86-9,560.03-2,816.45

Finding the Fourth Proportional to 6,376.86, 9,560.03 and 2,816.45

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Solution

The fourth proportional to 6,376.86, 9,560.03 and 2,816.45 is: 4,222.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.86 : 9,560.03 = 2,816.45 : x
  2. Step 2: Convert to fraction form
    6,376.86/9,560.03 = 2,816.45/x
  3. Step 3: Cross multiply
    6,376.86x = 9,560.03 × 2,816.45
  4. Step 4: Simplify right side
    6,376.86x = 26,925,284.61
  5. Step 5: Solve for x
    x = 26,925,284.61/6,376.86
  6. Step 6: Final answer
    x = 4,222.34

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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.