Home / 7,502.07-10,352.88-4,144.98

Finding the Fourth Proportional to 7,502.07, 10,352.88 and 4,144.98

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Solution

The fourth proportional to 7,502.07, 10,352.88 and 4,144.98 is: 5,720.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,502.07 : 10,352.88 = 4,144.98 : x
  2. Step 2: Convert to fraction form
    7,502.07/10,352.88 = 4,144.98/x
  3. Step 3: Cross multiply
    7,502.07x = 10,352.88 × 4,144.98
  4. Step 4: Simplify right side
    7,502.07x = 42,912,480.54
  5. Step 5: Solve for x
    x = 42,912,480.54/7,502.07
  6. Step 6: Final answer
    x = 5,720.09

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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.