Home / 5,102.63-7,652.97-1,403.93

Finding the Fourth Proportional to 5,102.63, 7,652.97 and 1,403.93

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Solution

The fourth proportional to 5,102.63, 7,652.97 and 1,403.93 is: 2,105.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102.63 : 7,652.97 = 1,403.93 : x
  2. Step 2: Convert to fraction form
    5,102.63/7,652.97 = 1,403.93/x
  3. Step 3: Cross multiply
    5,102.63x = 7,652.97 × 1,403.93
  4. Step 4: Simplify right side
    5,102.63x = 10,744,234.17
  5. Step 5: Solve for x
    x = 10,744,234.17/5,102.63
  6. Step 6: Final answer
    x = 2,105.63

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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.