Home / 10,953.10-16,441.92-4,383.86

Finding the Fourth Proportional to 10,953.10, 16,441.92 and 4,383.86

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Solution

The fourth proportional to 10,953.10, 16,441.92 and 4,383.86 is: 6,580.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,953.10 : 16,441.92 = 4,383.86 : x
  2. Step 2: Convert to fraction form
    10,953.10/16,441.92 = 4,383.86/x
  3. Step 3: Cross multiply
    10,953.10x = 16,441.92 × 4,383.86
  4. Step 4: Simplify right side
    10,953.10x = 72,079,075.41
  5. Step 5: Solve for x
    x = 72,079,075.41/10,953.10
  6. Step 6: Final answer
    x = 6,580.70

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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.