Home / 11,235.89-16,853.67-4,310.39

Finding the Fourth Proportional to 11,235.89, 16,853.67 and 4,310.39

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Solution

The fourth proportional to 11,235.89, 16,853.67 and 4,310.39 is: 6,465.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.89 : 16,853.67 = 4,310.39 : x
  2. Step 2: Convert to fraction form
    11,235.89/16,853.67 = 4,310.39/x
  3. Step 3: Cross multiply
    11,235.89x = 16,853.67 × 4,310.39
  4. Step 4: Simplify right side
    11,235.89x = 72,645,806.36
  5. Step 5: Solve for x
    x = 72,645,806.36/11,235.89
  6. Step 6: Final answer
    x = 6,465.52

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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.