Home / 3,775.60-5,664.32-1,583.12

Finding the Fourth Proportional to 3,775.60, 5,664.32 and 1,583.12

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Solution

The fourth proportional to 3,775.60, 5,664.32 and 1,583.12 is: 2,375.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.60 : 5,664.32 = 1,583.12 : x
  2. Step 2: Convert to fraction form
    3,775.60/5,664.32 = 1,583.12/x
  3. Step 3: Cross multiply
    3,775.60x = 5,664.32 × 1,583.12
  4. Step 4: Simplify right side
    3,775.60x = 8,967,298.28
  5. Step 5: Solve for x
    x = 8,967,298.28/3,775.60
  6. Step 6: Final answer
    x = 2,375.07

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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.