Home / 7,556.58-11,333.07-2,877.21

Finding the Fourth Proportional to 7,556.58, 11,333.07 and 2,877.21

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Solution

The fourth proportional to 7,556.58, 11,333.07 and 2,877.21 is: 4,315.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.58 : 11,333.07 = 2,877.21 : x
  2. Step 2: Convert to fraction form
    7,556.58/11,333.07 = 2,877.21/x
  3. Step 3: Cross multiply
    7,556.58x = 11,333.07 × 2,877.21
  4. Step 4: Simplify right side
    7,556.58x = 32,607,622.33
  5. Step 5: Solve for x
    x = 32,607,622.33/7,556.58
  6. Step 6: Final answer
    x = 4,315.13

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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.