Home / 4,988.45-7,487.30-2,525.00

Finding the Fourth Proportional to 4,988.45, 7,487.30 and 2,525.00

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Solution

The fourth proportional to 4,988.45, 7,487.30 and 2,525.00 is: 3,789.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.45 : 7,487.30 = 2,525.00 : x
  2. Step 2: Convert to fraction form
    4,988.45/7,487.30 = 2,525.00/x
  3. Step 3: Cross multiply
    4,988.45x = 7,487.30 × 2,525.00
  4. Step 4: Simplify right side
    4,988.45x = 18,905,438.59
  5. Step 5: Solve for x
    x = 18,905,438.59/4,988.45
  6. Step 6: Final answer
    x = 3,789.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.