Home / 2,424.28-3,629.12-1,556.76

Finding the Fourth Proportional to 2,424.28, 3,629.12 and 1,556.76

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Solution

The fourth proportional to 2,424.28, 3,629.12 and 1,556.76 is: 2,330.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.28 : 3,629.12 = 1,556.76 : x
  2. Step 2: Convert to fraction form
    2,424.28/3,629.12 = 1,556.76/x
  3. Step 3: Cross multiply
    2,424.28x = 3,629.12 × 1,556.76
  4. Step 4: Simplify right side
    2,424.28x = 5,649,668.85
  5. Step 5: Solve for x
    x = 5,649,668.85/2,424.28
  6. Step 6: Final answer
    x = 2,330.45

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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.