Home / 11,749.96-16,216.50-7,570.36

Finding the Fourth Proportional to 11,749.96, 16,216.50 and 7,570.36

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Solution

The fourth proportional to 11,749.96, 16,216.50 and 7,570.36 is: 10,448.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,749.96 : 16,216.50 = 7,570.36 : x
  2. Step 2: Convert to fraction form
    11,749.96/16,216.50 = 7,570.36/x
  3. Step 3: Cross multiply
    11,749.96x = 16,216.50 × 7,570.36
  4. Step 4: Simplify right side
    11,749.96x = 122,764,742.94
  5. Step 5: Solve for x
    x = 122,764,742.94/11,749.96
  6. Step 6: Final answer
    x = 10,448.10

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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.