Home / 3,709.59-5,556.78-2,477.58

Finding the Fourth Proportional to 3,709.59, 5,556.78 and 2,477.58

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Solution

The fourth proportional to 3,709.59, 5,556.78 and 2,477.58 is: 3,711.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.59 : 5,556.78 = 2,477.58 : x
  2. Step 2: Convert to fraction form
    3,709.59/5,556.78 = 2,477.58/x
  3. Step 3: Cross multiply
    3,709.59x = 5,556.78 × 2,477.58
  4. Step 4: Simplify right side
    3,709.59x = 13,767,366.99
  5. Step 5: Solve for x
    x = 13,767,366.99/3,709.59
  6. Step 6: Final answer
    x = 3,711.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.