Home / 4,477.72-6,716.64-1,556.08

Finding the Fourth Proportional to 4,477.72, 6,716.64 and 1,556.08

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Solution

The fourth proportional to 4,477.72, 6,716.64 and 1,556.08 is: 2,334.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.72 : 6,716.64 = 1,556.08 : x
  2. Step 2: Convert to fraction form
    4,477.72/6,716.64 = 1,556.08/x
  3. Step 3: Cross multiply
    4,477.72x = 6,716.64 × 1,556.08
  4. Step 4: Simplify right side
    4,477.72x = 10,451,629.17
  5. Step 5: Solve for x
    x = 10,451,629.17/4,477.72
  6. Step 6: Final answer
    x = 2,334.14

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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.