Home / 7,525.07-10,383.80-4,167.80

Finding the Fourth Proportional to 7,525.07, 10,383.80 and 4,167.80

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Solution

The fourth proportional to 7,525.07, 10,383.80 and 4,167.80 is: 5,751.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.07 : 10,383.80 = 4,167.80 : x
  2. Step 2: Convert to fraction form
    7,525.07/10,383.80 = 4,167.80/x
  3. Step 3: Cross multiply
    7,525.07x = 10,383.80 × 4,167.80
  4. Step 4: Simplify right side
    7,525.07x = 43,277,528.88
  5. Step 5: Solve for x
    x = 43,277,528.88/7,525.07
  6. Step 6: Final answer
    x = 5,751.12

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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.