Home / 4,756.86-7,134.14-1,983.56

Finding the Fourth Proportional to 4,756.86, 7,134.14 and 1,983.56

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Solution

The fourth proportional to 4,756.86, 7,134.14 and 1,983.56 is: 2,974.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,756.86 : 7,134.14 = 1,983.56 : x
  2. Step 2: Convert to fraction form
    4,756.86/7,134.14 = 1,983.56/x
  3. Step 3: Cross multiply
    4,756.86x = 7,134.14 × 1,983.56
  4. Step 4: Simplify right side
    4,756.86x = 14,150,994.74
  5. Step 5: Solve for x
    x = 14,150,994.74/4,756.86
  6. Step 6: Final answer
    x = 2,974.86

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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.