Home / 4,944-7,415.12-2,170.16

Finding the Fourth Proportional to 4,944, 7,415.12 and 2,170.16

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Solution

The fourth proportional to 4,944, 7,415.12 and 2,170.16 is: 3,254.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,944 : 7,415.12 = 2,170.16 : x
  2. Step 2: Convert to fraction form
    4,944/7,415.12 = 2,170.16/x
  3. Step 3: Cross multiply
    4,944x = 7,415.12 × 2,170.16
  4. Step 4: Simplify right side
    4,944x = 16,091,996.82
  5. Step 5: Solve for x
    x = 16,091,996.82/4,944
  6. Step 6: Final answer
    x = 3,254.85

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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.