Home / 4,030.27-5,563.49-3,778.07

Finding the Fourth Proportional to 4,030.27, 5,563.49 and 3,778.07

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Solution

The fourth proportional to 4,030.27, 5,563.49 and 3,778.07 is: 5,215.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.27 : 5,563.49 = 3,778.07 : x
  2. Step 2: Convert to fraction form
    4,030.27/5,563.49 = 3,778.07/x
  3. Step 3: Cross multiply
    4,030.27x = 5,563.49 × 3,778.07
  4. Step 4: Simplify right side
    4,030.27x = 21,019,207.96
  5. Step 5: Solve for x
    x = 21,019,207.96/4,030.27
  6. Step 6: Final answer
    x = 5,215.34

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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.