Home / 5,101.37-7,652.03-1,814.58

Finding the Fourth Proportional to 5,101.37, 7,652.03 and 1,814.58

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Solution

The fourth proportional to 5,101.37, 7,652.03 and 1,814.58 is: 2,721.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101.37 : 7,652.03 = 1,814.58 : x
  2. Step 2: Convert to fraction form
    5,101.37/7,652.03 = 1,814.58/x
  3. Step 3: Cross multiply
    5,101.37x = 7,652.03 × 1,814.58
  4. Step 4: Simplify right side
    5,101.37x = 13,885,211.52
  5. Step 5: Solve for x
    x = 13,885,211.52/5,101.37
  6. Step 6: Final answer
    x = 2,721.86

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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.