Home / 11,113.23-16,661.19-5,563.72

Finding the Fourth Proportional to 11,113.23, 16,661.19 and 5,563.72

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Solution

The fourth proportional to 11,113.23, 16,661.19 and 5,563.72 is: 8,341.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.23 : 16,661.19 = 5,563.72 : x
  2. Step 2: Convert to fraction form
    11,113.23/16,661.19 = 5,563.72/x
  3. Step 3: Cross multiply
    11,113.23x = 16,661.19 × 5,563.72
  4. Step 4: Simplify right side
    11,113.23x = 92,698,112.72
  5. Step 5: Solve for x
    x = 92,698,112.72/11,113.23
  6. Step 6: Final answer
    x = 8,341.24

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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.