Home / 11,174.46-16,761.63-2,740.86

Finding the Fourth Proportional to 11,174.46, 16,761.63 and 2,740.86

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Solution

The fourth proportional to 11,174.46, 16,761.63 and 2,740.86 is: 4,111.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,174.46 : 16,761.63 = 2,740.86 : x
  2. Step 2: Convert to fraction form
    11,174.46/16,761.63 = 2,740.86/x
  3. Step 3: Cross multiply
    11,174.46x = 16,761.63 × 2,740.86
  4. Step 4: Simplify right side
    11,174.46x = 45,941,281.20
  5. Step 5: Solve for x
    x = 45,941,281.20/11,174.46
  6. Step 6: Final answer
    x = 4,111.28

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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.