Home / 9,525.80-13,146.96-5,549.12

Finding the Fourth Proportional to 9,525.80, 13,146.96 and 5,549.12

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Solution

The fourth proportional to 9,525.80, 13,146.96 and 5,549.12 is: 7,658.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,525.80 : 13,146.96 = 5,549.12 : x
  2. Step 2: Convert to fraction form
    9,525.80/13,146.96 = 5,549.12/x
  3. Step 3: Cross multiply
    9,525.80x = 13,146.96 × 5,549.12
  4. Step 4: Simplify right side
    9,525.80x = 72,954,058.68
  5. Step 5: Solve for x
    x = 72,954,058.68/9,525.80
  6. Step 6: Final answer
    x = 7,658.58

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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.