Home / 4,474.81-6,174.58-2,485.39

Finding the Fourth Proportional to 4,474.81, 6,174.58 and 2,485.39

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Solution

The fourth proportional to 4,474.81, 6,174.58 and 2,485.39 is: 3,429.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,474.81 : 6,174.58 = 2,485.39 : x
  2. Step 2: Convert to fraction form
    4,474.81/6,174.58 = 2,485.39/x
  3. Step 3: Cross multiply
    4,474.81x = 6,174.58 × 2,485.39
  4. Step 4: Simplify right side
    4,474.81x = 15,346,239.39
  5. Step 5: Solve for x
    x = 15,346,239.39/4,474.81
  6. Step 6: Final answer
    x = 3,429.47

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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.