Home / 7,525.42-10,385.45-4,168.60

Finding the Fourth Proportional to 7,525.42, 10,385.45 and 4,168.60

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Solution

The fourth proportional to 7,525.42, 10,385.45 and 4,168.60 is: 5,752.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.42 : 10,385.45 = 4,168.60 : x
  2. Step 2: Convert to fraction form
    7,525.42/10,385.45 = 4,168.60/x
  3. Step 3: Cross multiply
    7,525.42x = 10,385.45 × 4,168.60
  4. Step 4: Simplify right side
    7,525.42x = 43,292,786.87
  5. Step 5: Solve for x
    x = 43,292,786.87/7,525.42
  6. Step 6: Final answer
    x = 5,752.87

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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.