Home / 7,525.44-10,384.20-5,289.84

Finding the Fourth Proportional to 7,525.44, 10,384.20 and 5,289.84

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Solution

The fourth proportional to 7,525.44, 10,384.20 and 5,289.84 is: 7,299.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.44 : 10,384.20 = 5,289.84 : x
  2. Step 2: Convert to fraction form
    7,525.44/10,384.20 = 5,289.84/x
  3. Step 3: Cross multiply
    7,525.44x = 10,384.20 × 5,289.84
  4. Step 4: Simplify right side
    7,525.44x = 54,930,756.53
  5. Step 5: Solve for x
    x = 54,930,756.53/7,525.44
  6. Step 6: Final answer
    x = 7,299.34

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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.