Home / 11,335.07-16,998.24-4,311.40

Finding the Fourth Proportional to 11,335.07, 16,998.24 and 4,311.40

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Solution

The fourth proportional to 11,335.07, 16,998.24 and 4,311.40 is: 6,465.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335.07 : 16,998.24 = 4,311.40 : x
  2. Step 2: Convert to fraction form
    11,335.07/16,998.24 = 4,311.40/x
  3. Step 3: Cross multiply
    11,335.07x = 16,998.24 × 4,311.40
  4. Step 4: Simplify right side
    11,335.07x = 73,286,211.94
  5. Step 5: Solve for x
    x = 73,286,211.94/11,335.07
  6. Step 6: Final answer
    x = 6,465.44

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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.