Home / 10,452.64-15,687.44-5,525.32

Finding the Fourth Proportional to 10,452.64, 15,687.44 and 5,525.32

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Solution

The fourth proportional to 10,452.64, 15,687.44 and 5,525.32 is: 8,292.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,452.64 : 15,687.44 = 5,525.32 : x
  2. Step 2: Convert to fraction form
    10,452.64/15,687.44 = 5,525.32/x
  3. Step 3: Cross multiply
    10,452.64x = 15,687.44 × 5,525.32
  4. Step 4: Simplify right side
    10,452.64x = 86,678,125.98
  5. Step 5: Solve for x
    x = 86,678,125.98/10,452.64
  6. Step 6: Final answer
    x = 8,292.46

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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.