Home / 6,241.20-9,361.80-5,730.90

Finding the Fourth Proportional to 6,241.20, 9,361.80 and 5,730.90

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Solution

The fourth proportional to 6,241.20, 9,361.80 and 5,730.90 is: 8,596.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,241.20 : 9,361.80 = 5,730.90 : x
  2. Step 2: Convert to fraction form
    6,241.20/9,361.80 = 5,730.90/x
  3. Step 3: Cross multiply
    6,241.20x = 9,361.80 × 5,730.90
  4. Step 4: Simplify right side
    6,241.20x = 53,651,539.62
  5. Step 5: Solve for x
    x = 53,651,539.62/6,241.20
  6. Step 6: Final answer
    x = 8,596.35

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1.5x scale

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.