Home / 7,525.80-11,265.02-5,172.04

Finding the Fourth Proportional to 7,525.80, 11,265.02 and 5,172.04

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Solution

The fourth proportional to 7,525.80, 11,265.02 and 5,172.04 is: 7,741.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.80 : 11,265.02 = 5,172.04 : x
  2. Step 2: Convert to fraction form
    7,525.80/11,265.02 = 5,172.04/x
  3. Step 3: Cross multiply
    7,525.80x = 11,265.02 × 5,172.04
  4. Step 4: Simplify right side
    7,525.80x = 58,263,134.04
  5. Step 5: Solve for x
    x = 58,263,134.04/7,525.80
  6. Step 6: Final answer
    x = 7,741.79

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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.