Home / 5,556.53-7,668.12-3,038.76

Finding the Fourth Proportional to 5,556.53, 7,668.12 and 3,038.76

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Solution

The fourth proportional to 5,556.53, 7,668.12 and 3,038.76 is: 4,193.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.53 : 7,668.12 = 3,038.76 : x
  2. Step 2: Convert to fraction form
    5,556.53/7,668.12 = 3,038.76/x
  3. Step 3: Cross multiply
    5,556.53x = 7,668.12 × 3,038.76
  4. Step 4: Simplify right side
    5,556.53x = 23,301,576.33
  5. Step 5: Solve for x
    x = 23,301,576.33/5,556.53
  6. Step 6: Final answer
    x = 4,193.55

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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.