Home / 4,477.09-6,178.46-2,487.83

Finding the Fourth Proportional to 4,477.09, 6,178.46 and 2,487.83

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Solution

The fourth proportional to 4,477.09, 6,178.46 and 2,487.83 is: 3,433.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.09 : 6,178.46 = 2,487.83 : x
  2. Step 2: Convert to fraction form
    4,477.09/6,178.46 = 2,487.83/x
  3. Step 3: Cross multiply
    4,477.09x = 6,178.46 × 2,487.83
  4. Step 4: Simplify right side
    4,477.09x = 15,370,958.14
  5. Step 5: Solve for x
    x = 15,370,958.14/4,477.09
  6. Step 6: Final answer
    x = 3,433.25

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1.5x scale

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.