Home / 4,442.77-6,664.33-1,155.78

Finding the Fourth Proportional to 4,442.77, 6,664.33 and 1,155.78

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Solution

The fourth proportional to 4,442.77, 6,664.33 and 1,155.78 is: 1,733.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.77 : 6,664.33 = 1,155.78 : x
  2. Step 2: Convert to fraction form
    4,442.77/6,664.33 = 1,155.78/x
  3. Step 3: Cross multiply
    4,442.77x = 6,664.33 × 1,155.78
  4. Step 4: Simplify right side
    4,442.77x = 7,702,499.33
  5. Step 5: Solve for x
    x = 7,702,499.33/4,442.77
  6. Step 6: Final answer
    x = 1,733.72

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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.