Home / 9,664.49-13,336.30-5,414.95

Finding the Fourth Proportional to 9,664.49, 13,336.30 and 5,414.95

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Solution

The fourth proportional to 9,664.49, 13,336.30 and 5,414.95 is: 7,472.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664.49 : 13,336.30 = 5,414.95 : x
  2. Step 2: Convert to fraction form
    9,664.49/13,336.30 = 5,414.95/x
  3. Step 3: Cross multiply
    9,664.49x = 13,336.30 × 5,414.95
  4. Step 4: Simplify right side
    9,664.49x = 72,215,390.66
  5. Step 5: Solve for x
    x = 72,215,390.66/9,664.49
  6. Step 6: Final answer
    x = 7,472.24

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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.