Home / 4,969.30-7,441.80-3,316.90

Finding the Fourth Proportional to 4,969.30, 7,441.80 and 3,316.90

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Solution

The fourth proportional to 4,969.30, 7,441.80 and 3,316.90 is: 4,967.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.30 : 7,441.80 = 3,316.90 : x
  2. Step 2: Convert to fraction form
    4,969.30/7,441.80 = 3,316.90/x
  3. Step 3: Cross multiply
    4,969.30x = 7,441.80 × 3,316.90
  4. Step 4: Simplify right side
    4,969.30x = 24,683,706.42
  5. Step 5: Solve for x
    x = 24,683,706.42/4,969.30
  6. Step 6: Final answer
    x = 4,967.24

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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.