Home / 3,862.99-5,330.75-2,094.56

Finding the Fourth Proportional to 3,862.99, 5,330.75 and 2,094.56

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Solution

The fourth proportional to 3,862.99, 5,330.75 and 2,094.56 is: 2,890.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.99 : 5,330.75 = 2,094.56 : x
  2. Step 2: Convert to fraction form
    3,862.99/5,330.75 = 2,094.56/x
  3. Step 3: Cross multiply
    3,862.99x = 5,330.75 × 2,094.56
  4. Step 4: Simplify right side
    3,862.99x = 11,165,558.58
  5. Step 5: Solve for x
    x = 11,165,558.58/3,862.99
  6. Step 6: Final answer
    x = 2,890.39

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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.