Home / 2,693.99-3,719.93-2,556.39

Finding the Fourth Proportional to 2,693.99, 3,719.93 and 2,556.39

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Solution

The fourth proportional to 2,693.99, 3,719.93 and 2,556.39 is: 3,529.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.99 : 3,719.93 = 2,556.39 : x
  2. Step 2: Convert to fraction form
    2,693.99/3,719.93 = 2,556.39/x
  3. Step 3: Cross multiply
    2,693.99x = 3,719.93 × 2,556.39
  4. Step 4: Simplify right side
    2,693.99x = 9,509,593.02
  5. Step 5: Solve for x
    x = 9,509,593.02/2,693.99
  6. Step 6: Final answer
    x = 3,529.93

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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.