Home / 4,015.74-5,505.63-3,941.76

Finding the Fourth Proportional to 4,015.74, 5,505.63 and 3,941.76

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Solution

The fourth proportional to 4,015.74, 5,505.63 and 3,941.76 is: 5,404.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.74 : 5,505.63 = 3,941.76 : x
  2. Step 2: Convert to fraction form
    4,015.74/5,505.63 = 3,941.76/x
  3. Step 3: Cross multiply
    4,015.74x = 5,505.63 × 3,941.76
  4. Step 4: Simplify right side
    4,015.74x = 21,701,872.11
  5. Step 5: Solve for x
    x = 21,701,872.11/4,015.74
  6. Step 6: Final answer
    x = 5,404.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.