Home / 5,262.72-7,262.60-2,905.04

Finding the Fourth Proportional to 5,262.72, 7,262.60 and 2,905.04

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Solution

The fourth proportional to 5,262.72, 7,262.60 and 2,905.04 is: 4,008.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.72 : 7,262.60 = 2,905.04 : x
  2. Step 2: Convert to fraction form
    5,262.72/7,262.60 = 2,905.04/x
  3. Step 3: Cross multiply
    5,262.72x = 7,262.60 × 2,905.04
  4. Step 4: Simplify right side
    5,262.72x = 21,098,143.50
  5. Step 5: Solve for x
    x = 21,098,143.50/5,262.72
  6. Step 6: Final answer
    x = 4,008.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.