Home / 3,924.21-5,887.40-1,582.77

Finding the Fourth Proportional to 3,924.21, 5,887.40 and 1,582.77

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Solution

The fourth proportional to 3,924.21, 5,887.40 and 1,582.77 is: 2,374.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.21 : 5,887.40 = 1,582.77 : x
  2. Step 2: Convert to fraction form
    3,924.21/5,887.40 = 1,582.77/x
  3. Step 3: Cross multiply
    3,924.21x = 5,887.40 × 1,582.77
  4. Step 4: Simplify right side
    3,924.21x = 9,318,392.18
  5. Step 5: Solve for x
    x = 9,318,392.18/3,924.21
  6. Step 6: Final answer
    x = 2,374.59

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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.