Home / 4,738.68-7,108.83-1,451.70

Finding the Fourth Proportional to 4,738.68, 7,108.83 and 1,451.70

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Solution

The fourth proportional to 4,738.68, 7,108.83 and 1,451.70 is: 2,177.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.68 : 7,108.83 = 1,451.70 : x
  2. Step 2: Convert to fraction form
    4,738.68/7,108.83 = 1,451.70/x
  3. Step 3: Cross multiply
    4,738.68x = 7,108.83 × 1,451.70
  4. Step 4: Simplify right side
    4,738.68x = 10,319,888.51
  5. Step 5: Solve for x
    x = 10,319,888.51/4,738.68
  6. Step 6: Final answer
    x = 2,177.80

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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.