Home / 5,181.94-7,772.70-1,484.02

Finding the Fourth Proportional to 5,181.94, 7,772.70 and 1,484.02

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Solution

The fourth proportional to 5,181.94, 7,772.70 and 1,484.02 is: 2,225.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.94 : 7,772.70 = 1,484.02 : x
  2. Step 2: Convert to fraction form
    5,181.94/7,772.70 = 1,484.02/x
  3. Step 3: Cross multiply
    5,181.94x = 7,772.70 × 1,484.02
  4. Step 4: Simplify right side
    5,181.94x = 11,534,828.39
  5. Step 5: Solve for x
    x = 11,534,828.39/5,181.94
  6. Step 6: Final answer
    x = 2,225.97

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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.