Home / 4,199.49-6,300.51-1,277.82

Finding the Fourth Proportional to 4,199.49, 6,300.51 and 1,277.82

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Solution

The fourth proportional to 4,199.49, 6,300.51 and 1,277.82 is: 1,917.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,199.49 : 6,300.51 = 1,277.82 : x
  2. Step 2: Convert to fraction form
    4,199.49/6,300.51 = 1,277.82/x
  3. Step 3: Cross multiply
    4,199.49x = 6,300.51 × 1,277.82
  4. Step 4: Simplify right side
    4,199.49x = 8,050,917.69
  5. Step 5: Solve for x
    x = 8,050,917.69/4,199.49
  6. Step 6: Final answer
    x = 1,917.12

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1.5x scale

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.