Home / 4,177.70-6,267.76-1,256.02

Finding the Fourth Proportional to 4,177.70, 6,267.76 and 1,256.02

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Solution

The fourth proportional to 4,177.70, 6,267.76 and 1,256.02 is: 1,884.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.70 : 6,267.76 = 1,256.02 : x
  2. Step 2: Convert to fraction form
    4,177.70/6,267.76 = 1,256.02/x
  3. Step 3: Cross multiply
    4,177.70x = 6,267.76 × 1,256.02
  4. Step 4: Simplify right side
    4,177.70x = 7,872,431.92
  5. Step 5: Solve for x
    x = 7,872,431.92/4,177.70
  6. Step 6: Final answer
    x = 1,884.39

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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.