Home / 4,905.17-7,355.93-1,617.38

Finding the Fourth Proportional to 4,905.17, 7,355.93 and 1,617.38

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Solution

The fourth proportional to 4,905.17, 7,355.93 and 1,617.38 is: 2,425.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.17 : 7,355.93 = 1,617.38 : x
  2. Step 2: Convert to fraction form
    4,905.17/7,355.93 = 1,617.38/x
  3. Step 3: Cross multiply
    4,905.17x = 7,355.93 × 1,617.38
  4. Step 4: Simplify right side
    4,905.17x = 11,897,289.20
  5. Step 5: Solve for x
    x = 11,897,289.20/4,905.17
  6. Step 6: Final answer
    x = 2,425.46

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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.