Home / 11,126.16-16,689.36-4,550.64

Finding the Fourth Proportional to 11,126.16, 16,689.36 and 4,550.64

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Solution

The fourth proportional to 11,126.16, 16,689.36 and 4,550.64 is: 6,826.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.16 : 16,689.36 = 4,550.64 : x
  2. Step 2: Convert to fraction form
    11,126.16/16,689.36 = 4,550.64/x
  3. Step 3: Cross multiply
    11,126.16x = 16,689.36 × 4,550.64
  4. Step 4: Simplify right side
    11,126.16x = 75,947,269.19
  5. Step 5: Solve for x
    x = 75,947,269.19/11,126.16
  6. Step 6: Final answer
    x = 6,826.01

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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.