Home / 4,864.37-6,715.80-3,164.49

Finding the Fourth Proportional to 4,864.37, 6,715.80 and 3,164.49

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Solution

The fourth proportional to 4,864.37, 6,715.80 and 3,164.49 is: 4,368.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,864.37 : 6,715.80 = 3,164.49 : x
  2. Step 2: Convert to fraction form
    4,864.37/6,715.80 = 3,164.49/x
  3. Step 3: Cross multiply
    4,864.37x = 6,715.80 × 3,164.49
  4. Step 4: Simplify right side
    4,864.37x = 21,252,053.88
  5. Step 5: Solve for x
    x = 21,252,053.88/4,864.37
  6. Step 6: Final answer
    x = 4,368.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.