Home / 4,720.35-7,080.55-1,433.47

Finding the Fourth Proportional to 4,720.35, 7,080.55 and 1,433.47

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Solution

The fourth proportional to 4,720.35, 7,080.55 and 1,433.47 is: 2,150.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.35 : 7,080.55 = 1,433.47 : x
  2. Step 2: Convert to fraction form
    4,720.35/7,080.55 = 1,433.47/x
  3. Step 3: Cross multiply
    4,720.35x = 7,080.55 × 1,433.47
  4. Step 4: Simplify right side
    4,720.35x = 10,149,748.84
  5. Step 5: Solve for x
    x = 10,149,748.84/4,720.35
  6. Step 6: Final answer
    x = 2,150.21

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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.