Home / 11,326.36-16,983-4,392.76

Finding the Fourth Proportional to 11,326.36, 16,983 and 4,392.76

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Solution

The fourth proportional to 11,326.36, 16,983 and 4,392.76 is: 6,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.36 : 16,983 = 4,392.76 : x
  2. Step 2: Convert to fraction form
    11,326.36/16,983 = 4,392.76/x
  3. Step 3: Cross multiply
    11,326.36x = 16,983 × 4,392.76
  4. Step 4: Simplify right side
    11,326.36x = 74,602,243.08
  5. Step 5: Solve for x
    x = 74,602,243.08/11,326.36
  6. Step 6: Final answer
    x = 6,586.60

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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.