Home / 6,375.40-9,551.58-5,556.20

Finding the Fourth Proportional to 6,375.40, 9,551.58 and 5,556.20

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Solution

The fourth proportional to 6,375.40, 9,551.58 and 5,556.20 is: 8,324.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375.40 : 9,551.58 = 5,556.20 : x
  2. Step 2: Convert to fraction form
    6,375.40/9,551.58 = 5,556.20/x
  3. Step 3: Cross multiply
    6,375.40x = 9,551.58 × 5,556.20
  4. Step 4: Simplify right side
    6,375.40x = 53,070,488.80
  5. Step 5: Solve for x
    x = 53,070,488.80/6,375.40
  6. Step 6: Final answer
    x = 8,324.26

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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.