Home / 7,614.42-11,420.82-2,068.29

Finding the Fourth Proportional to 7,614.42, 11,420.82 and 2,068.29

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Solution

The fourth proportional to 7,614.42, 11,420.82 and 2,068.29 is: 3,102.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.42 : 11,420.82 = 2,068.29 : x
  2. Step 2: Convert to fraction form
    7,614.42/11,420.82 = 2,068.29/x
  3. Step 3: Cross multiply
    7,614.42x = 11,420.82 × 2,068.29
  4. Step 4: Simplify right side
    7,614.42x = 23,621,567.80
  5. Step 5: Solve for x
    x = 23,621,567.80/7,614.42
  6. Step 6: Final answer
    x = 3,102.21

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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.