Home / 4,720.55-7,080-1,799.03

Finding the Fourth Proportional to 4,720.55, 7,080 and 1,799.03

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Solution

The fourth proportional to 4,720.55, 7,080 and 1,799.03 is: 2,698.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.55 : 7,080 = 1,799.03 : x
  2. Step 2: Convert to fraction form
    4,720.55/7,080 = 1,799.03/x
  3. Step 3: Cross multiply
    4,720.55x = 7,080 × 1,799.03
  4. Step 4: Simplify right side
    4,720.55x = 12,737,132.40
  5. Step 5: Solve for x
    x = 12,737,132.40/4,720.55
  6. Step 6: Final answer
    x = 2,698.23

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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.