Home / 11,010.87-16,516.86-3,113.95

Finding the Fourth Proportional to 11,010.87, 16,516.86 and 3,113.95

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Solution

The fourth proportional to 11,010.87, 16,516.86 and 3,113.95 is: 4,671.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.87 : 16,516.86 = 3,113.95 : x
  2. Step 2: Convert to fraction form
    11,010.87/16,516.86 = 3,113.95/x
  3. Step 3: Cross multiply
    11,010.87x = 16,516.86 × 3,113.95
  4. Step 4: Simplify right side
    11,010.87x = 51,432,676.20
  5. Step 5: Solve for x
    x = 51,432,676.20/11,010.87
  6. Step 6: Final answer
    x = 4,671.08

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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.