Home / 9,284.20-13,927.11-3,440.86

Finding the Fourth Proportional to 9,284.20, 13,927.11 and 3,440.86

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Solution

The fourth proportional to 9,284.20, 13,927.11 and 3,440.86 is: 5,161.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,284.20 : 13,927.11 = 3,440.86 : x
  2. Step 2: Convert to fraction form
    9,284.20/13,927.11 = 3,440.86/x
  3. Step 3: Cross multiply
    9,284.20x = 13,927.11 × 3,440.86
  4. Step 4: Simplify right side
    9,284.20x = 47,921,235.71
  5. Step 5: Solve for x
    x = 47,921,235.71/9,284.20
  6. Step 6: Final answer
    x = 5,161.59

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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.