Home / 3,923.19-5,881.14-1,324.32

Finding the Fourth Proportional to 3,923.19, 5,881.14 and 1,324.32

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Solution

The fourth proportional to 3,923.19, 5,881.14 and 1,324.32 is: 1,985.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.19 : 5,881.14 = 1,324.32 : x
  2. Step 2: Convert to fraction form
    3,923.19/5,881.14 = 1,324.32/x
  3. Step 3: Cross multiply
    3,923.19x = 5,881.14 × 1,324.32
  4. Step 4: Simplify right side
    3,923.19x = 7,788,511.32
  5. Step 5: Solve for x
    x = 7,788,511.32/3,923.19
  6. Step 6: Final answer
    x = 1,985.25

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1.5x scale

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.