Home / 7,525.88-10,385.80-4,168.75

Finding the Fourth Proportional to 7,525.88, 10,385.80 and 4,168.75

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Solution

The fourth proportional to 7,525.88, 10,385.80 and 4,168.75 is: 5,752.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.88 : 10,385.80 = 4,168.75 : x
  2. Step 2: Convert to fraction form
    7,525.88/10,385.80 = 4,168.75/x
  3. Step 3: Cross multiply
    7,525.88x = 10,385.80 × 4,168.75
  4. Step 4: Simplify right side
    7,525.88x = 43,295,803.75
  5. Step 5: Solve for x
    x = 43,295,803.75/7,525.88
  6. Step 6: Final answer
    x = 5,752.92

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Half scale
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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.