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Finding the Fourth Proportional to 2,775.38, 4,164.00 and 1,848.34

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Solution

The fourth proportional to 2,775.38, 4,164.00 and 1,848.34 is: 2,773.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775.38 : 4,164.00 = 1,848.34 : x
  2. Step 2: Convert to fraction form
    2,775.38/4,164.00 = 1,848.34/x
  3. Step 3: Cross multiply
    2,775.38x = 4,164.00 × 1,848.34
  4. Step 4: Simplify right side
    2,775.38x = 7,696,457.70
  5. Step 5: Solve for x
    x = 7,696,457.70/2,775.38
  6. Step 6: Final answer
    x = 2,773.12

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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.