Home / 8,525.34-11,765.56-5,168.29

Finding the Fourth Proportional to 8,525.34, 11,765.56 and 5,168.29

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Solution

The fourth proportional to 8,525.34, 11,765.56 and 5,168.29 is: 7,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525.34 : 11,765.56 = 5,168.29 : x
  2. Step 2: Convert to fraction form
    8,525.34/11,765.56 = 5,168.29/x
  3. Step 3: Cross multiply
    8,525.34x = 11,765.56 × 5,168.29
  4. Step 4: Simplify right side
    8,525.34x = 60,807,849.94
  5. Step 5: Solve for x
    x = 60,807,849.94/8,525.34
  6. Step 6: Final answer
    x = 7,132.60

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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.