Home / 7,391.21-10,200.09-4,034.24

Finding the Fourth Proportional to 7,391.21, 10,200.09 and 4,034.24

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Solution

The fourth proportional to 7,391.21, 10,200.09 and 4,034.24 is: 5,567.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.21 : 10,200.09 = 4,034.24 : x
  2. Step 2: Convert to fraction form
    7,391.21/10,200.09 = 4,034.24/x
  3. Step 3: Cross multiply
    7,391.21x = 10,200.09 × 4,034.24
  4. Step 4: Simplify right side
    7,391.21x = 41,149,595.95
  5. Step 5: Solve for x
    x = 41,149,595.95/7,391.21
  6. Step 6: Final answer
    x = 5,567.37

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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.