Home / 7,571.22-10,447.56-5,582.88

Finding the Fourth Proportional to 7,571.22, 10,447.56 and 5,582.88

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Solution

The fourth proportional to 7,571.22, 10,447.56 and 5,582.88 is: 7,703.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.22 : 10,447.56 = 5,582.88 : x
  2. Step 2: Convert to fraction form
    7,571.22/10,447.56 = 5,582.88/x
  3. Step 3: Cross multiply
    7,571.22x = 10,447.56 × 5,582.88
  4. Step 4: Simplify right side
    7,571.22x = 58,327,473.77
  5. Step 5: Solve for x
    x = 58,327,473.77/7,571.22
  6. Step 6: Final answer
    x = 7,703.84

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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.