Home / 4,909.83-7,360.57-2,134.41

Finding the Fourth Proportional to 4,909.83, 7,360.57 and 2,134.41

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Solution

The fourth proportional to 4,909.83, 7,360.57 and 2,134.41 is: 3,199.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.83 : 7,360.57 = 2,134.41 : x
  2. Step 2: Convert to fraction form
    4,909.83/7,360.57 = 2,134.41/x
  3. Step 3: Cross multiply
    4,909.83x = 7,360.57 × 2,134.41
  4. Step 4: Simplify right side
    4,909.83x = 15,710,474.21
  5. Step 5: Solve for x
    x = 15,710,474.21/4,909.83
  6. Step 6: Final answer
    x = 3,199.80

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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.