Home / 4,442.75-6,664.15-1,670.05

Finding the Fourth Proportional to 4,442.75, 6,664.15 and 1,670.05

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Solution

The fourth proportional to 4,442.75, 6,664.15 and 1,670.05 is: 2,505.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.75 : 6,664.15 = 1,670.05 : x
  2. Step 2: Convert to fraction form
    4,442.75/6,664.15 = 1,670.05/x
  3. Step 3: Cross multiply
    4,442.75x = 6,664.15 × 1,670.05
  4. Step 4: Simplify right side
    4,442.75x = 11,129,430.39
  5. Step 5: Solve for x
    x = 11,129,430.39/4,442.75
  6. Step 6: Final answer
    x = 2,505.08

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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.