Home / 7,390.52-11,073.98-5,173.56

Finding the Fourth Proportional to 7,390.52, 11,073.98 and 5,173.56

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Solution

The fourth proportional to 7,390.52, 11,073.98 and 5,173.56 is: 7,752.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.52 : 11,073.98 = 5,173.56 : x
  2. Step 2: Convert to fraction form
    7,390.52/11,073.98 = 5,173.56/x
  3. Step 3: Cross multiply
    7,390.52x = 11,073.98 × 5,173.56
  4. Step 4: Simplify right side
    7,390.52x = 57,291,899.97
  5. Step 5: Solve for x
    x = 57,291,899.97/7,390.52
  6. Step 6: Final answer
    x = 7,752.08

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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.