Home / 4,025.99-5,556.86-2,455.40

Finding the Fourth Proportional to 4,025.99, 5,556.86 and 2,455.40

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Solution

The fourth proportional to 4,025.99, 5,556.86 and 2,455.40 is: 3,389.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025.99 : 5,556.86 = 2,455.40 : x
  2. Step 2: Convert to fraction form
    4,025.99/5,556.86 = 2,455.40/x
  3. Step 3: Cross multiply
    4,025.99x = 5,556.86 × 2,455.40
  4. Step 4: Simplify right side
    4,025.99x = 13,644,273.98
  5. Step 5: Solve for x
    x = 13,644,273.98/4,025.99
  6. Step 6: Final answer
    x = 3,389.05

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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.