Home / 10,434.42-15,651.63-3,858.84

Finding the Fourth Proportional to 10,434.42, 15,651.63 and 3,858.84

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Solution

The fourth proportional to 10,434.42, 15,651.63 and 3,858.84 is: 5,788.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434.42 : 15,651.63 = 3,858.84 : x
  2. Step 2: Convert to fraction form
    10,434.42/15,651.63 = 3,858.84/x
  3. Step 3: Cross multiply
    10,434.42x = 15,651.63 × 3,858.84
  4. Step 4: Simplify right side
    10,434.42x = 60,397,135.91
  5. Step 5: Solve for x
    x = 60,397,135.91/10,434.42
  6. Step 6: Final answer
    x = 5,788.26

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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.