Home / 3,499.88-4,829.70-1,927.94

Finding the Fourth Proportional to 3,499.88, 4,829.70 and 1,927.94

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Solution

The fourth proportional to 3,499.88, 4,829.70 and 1,927.94 is: 2,660.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499.88 : 4,829.70 = 1,927.94 : x
  2. Step 2: Convert to fraction form
    3,499.88/4,829.70 = 1,927.94/x
  3. Step 3: Cross multiply
    3,499.88x = 4,829.70 × 1,927.94
  4. Step 4: Simplify right side
    3,499.88x = 9,311,371.82
  5. Step 5: Solve for x
    x = 9,311,371.82/3,499.88
  6. Step 6: Final answer
    x = 2,660.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.