Home / 8,284.55-11,436.42-5,453.41

Finding the Fourth Proportional to 8,284.55, 11,436.42 and 5,453.41

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Solution

The fourth proportional to 8,284.55, 11,436.42 and 5,453.41 is: 7,528.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.55 : 11,436.42 = 5,453.41 : x
  2. Step 2: Convert to fraction form
    8,284.55/11,436.42 = 5,453.41/x
  3. Step 3: Cross multiply
    8,284.55x = 11,436.42 × 5,453.41
  4. Step 4: Simplify right side
    8,284.55x = 62,367,502.73
  5. Step 5: Solve for x
    x = 62,367,502.73/8,284.55
  6. Step 6: Final answer
    x = 7,528.17

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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.