Home / 10,361.87-14,299.49-5,646.23

Finding the Fourth Proportional to 10,361.87, 14,299.49 and 5,646.23

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Solution

The fourth proportional to 10,361.87, 14,299.49 and 5,646.23 is: 7,791.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361.87 : 14,299.49 = 5,646.23 : x
  2. Step 2: Convert to fraction form
    10,361.87/14,299.49 = 5,646.23/x
  3. Step 3: Cross multiply
    10,361.87x = 14,299.49 × 5,646.23
  4. Step 4: Simplify right side
    10,361.87x = 80,738,181.19
  5. Step 5: Solve for x
    x = 80,738,181.19/10,361.87
  6. Step 6: Final answer
    x = 7,791.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.