Home / 4,943.55-7,421.03-3,907.02

Finding the Fourth Proportional to 4,943.55, 7,421.03 and 3,907.02

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Solution

The fourth proportional to 4,943.55, 7,421.03 and 3,907.02 is: 5,865.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.55 : 7,421.03 = 3,907.02 : x
  2. Step 2: Convert to fraction form
    4,943.55/7,421.03 = 3,907.02/x
  3. Step 3: Cross multiply
    4,943.55x = 7,421.03 × 3,907.02
  4. Step 4: Simplify right side
    4,943.55x = 28,994,112.63
  5. Step 5: Solve for x
    x = 28,994,112.63/4,943.55
  6. Step 6: Final answer
    x = 5,865.04

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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.