Home / 7,525.91-10,385.79-4,168.65

Finding the Fourth Proportional to 7,525.91, 10,385.79 and 4,168.65

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Solution

The fourth proportional to 7,525.91, 10,385.79 and 4,168.65 is: 5,752.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.91 : 10,385.79 = 4,168.65 : x
  2. Step 2: Convert to fraction form
    7,525.91/10,385.79 = 4,168.65/x
  3. Step 3: Cross multiply
    7,525.91x = 10,385.79 × 4,168.65
  4. Step 4: Simplify right side
    7,525.91x = 43,294,723.48
  5. Step 5: Solve for x
    x = 43,294,723.48/7,525.91
  6. Step 6: Final answer
    x = 5,752.76

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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.