Home / 10,414.40-14,371.81-5,634.33

Finding the Fourth Proportional to 10,414.40, 14,371.81 and 5,634.33

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Solution

The fourth proportional to 10,414.40, 14,371.81 and 5,634.33 is: 7,775.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,414.40 : 14,371.81 = 5,634.33 : x
  2. Step 2: Convert to fraction form
    10,414.40/14,371.81 = 5,634.33/x
  3. Step 3: Cross multiply
    10,414.40x = 14,371.81 × 5,634.33
  4. Step 4: Simplify right side
    10,414.40x = 80,975,420.21
  5. Step 5: Solve for x
    x = 80,975,420.21/10,414.40
  6. Step 6: Final answer
    x = 7,775.34

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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.