Home / 4,905.04-7,358.46-1,618.36

Finding the Fourth Proportional to 4,905.04, 7,358.46 and 1,618.36

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Solution

The fourth proportional to 4,905.04, 7,358.46 and 1,618.36 is: 2,427.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.04 : 7,358.46 = 1,618.36 : x
  2. Step 2: Convert to fraction form
    4,905.04/7,358.46 = 1,618.36/x
  3. Step 3: Cross multiply
    4,905.04x = 7,358.46 × 1,618.36
  4. Step 4: Simplify right side
    4,905.04x = 11,908,600.53
  5. Step 5: Solve for x
    x = 11,908,600.53/4,905.04
  6. Step 6: Final answer
    x = 2,427.83

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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.