Home / 4,480.39-6,710.33-2,142.03

Finding the Fourth Proportional to 4,480.39, 6,710.33 and 2,142.03

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Solution

The fourth proportional to 4,480.39, 6,710.33 and 2,142.03 is: 3,208.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.39 : 6,710.33 = 2,142.03 : x
  2. Step 2: Convert to fraction form
    4,480.39/6,710.33 = 2,142.03/x
  3. Step 3: Cross multiply
    4,480.39x = 6,710.33 × 2,142.03
  4. Step 4: Simplify right side
    4,480.39x = 14,373,728.17
  5. Step 5: Solve for x
    x = 14,373,728.17/4,480.39
  6. Step 6: Final answer
    x = 3,208.14

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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.