Home / 11,210.22-16,815.15-2,890.26

Finding the Fourth Proportional to 11,210.22, 16,815.15 and 2,890.26

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Solution

The fourth proportional to 11,210.22, 16,815.15 and 2,890.26 is: 4,335.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,210.22 : 16,815.15 = 2,890.26 : x
  2. Step 2: Convert to fraction form
    11,210.22/16,815.15 = 2,890.26/x
  3. Step 3: Cross multiply
    11,210.22x = 16,815.15 × 2,890.26
  4. Step 4: Simplify right side
    11,210.22x = 48,600,155.44
  5. Step 5: Solve for x
    x = 48,600,155.44/11,210.22
  6. Step 6: Final answer
    x = 4,335.34

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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.