Home / 11,327.36-16,984.50-4,393.76

Finding the Fourth Proportional to 11,327.36, 16,984.50 and 4,393.76

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Solution

The fourth proportional to 11,327.36, 16,984.50 and 4,393.76 is: 6,588.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327.36 : 16,984.50 = 4,393.76 : x
  2. Step 2: Convert to fraction form
    11,327.36/16,984.50 = 4,393.76/x
  3. Step 3: Cross multiply
    11,327.36x = 16,984.50 × 4,393.76
  4. Step 4: Simplify right side
    11,327.36x = 74,625,816.72
  5. Step 5: Solve for x
    x = 74,625,816.72/11,327.36
  6. Step 6: Final answer
    x = 6,588.10

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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.