Home / 11,434.29-15,774.31-6,716.44

Finding the Fourth Proportional to 11,434.29, 15,774.31 and 6,716.44

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Solution

The fourth proportional to 11,434.29, 15,774.31 and 6,716.44 is: 9,265.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,434.29 : 15,774.31 = 6,716.44 : x
  2. Step 2: Convert to fraction form
    11,434.29/15,774.31 = 6,716.44/x
  3. Step 3: Cross multiply
    11,434.29x = 15,774.31 × 6,716.44
  4. Step 4: Simplify right side
    11,434.29x = 105,947,206.66
  5. Step 5: Solve for x
    x = 105,947,206.66/11,434.29
  6. Step 6: Final answer
    x = 9,265.74

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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.