Home / 4,988.85-7,485.45-2,525.32

Finding the Fourth Proportional to 4,988.85, 7,485.45 and 2,525.32

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Solution

The fourth proportional to 4,988.85, 7,485.45 and 2,525.32 is: 3,789.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.85 : 7,485.45 = 2,525.32 : x
  2. Step 2: Convert to fraction form
    4,988.85/7,485.45 = 2,525.32/x
  3. Step 3: Cross multiply
    4,988.85x = 7,485.45 × 2,525.32
  4. Step 4: Simplify right side
    4,988.85x = 18,903,156.59
  5. Step 5: Solve for x
    x = 18,903,156.59/4,988.85
  6. Step 6: Final answer
    x = 3,789.08

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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.