Home / 4,661.46-6,991.40-3,875.82

Finding the Fourth Proportional to 4,661.46, 6,991.40 and 3,875.82

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Solution

The fourth proportional to 4,661.46, 6,991.40 and 3,875.82 is: 5,813.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,661.46 : 6,991.40 = 3,875.82 : x
  2. Step 2: Convert to fraction form
    4,661.46/6,991.40 = 3,875.82/x
  3. Step 3: Cross multiply
    4,661.46x = 6,991.40 × 3,875.82
  4. Step 4: Simplify right side
    4,661.46x = 27,097,407.95
  5. Step 5: Solve for x
    x = 27,097,407.95/4,661.46
  6. Step 6: Final answer
    x = 5,813.07

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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.