Home / 4,729.16-7,098.11-2,390.81

Finding the Fourth Proportional to 4,729.16, 7,098.11 and 2,390.81

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Solution

The fourth proportional to 4,729.16, 7,098.11 and 2,390.81 is: 3,588.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.16 : 7,098.11 = 2,390.81 : x
  2. Step 2: Convert to fraction form
    4,729.16/7,098.11 = 2,390.81/x
  3. Step 3: Cross multiply
    4,729.16x = 7,098.11 × 2,390.81
  4. Step 4: Simplify right side
    4,729.16x = 16,970,184.92
  5. Step 5: Solve for x
    x = 16,970,184.92/4,729.16
  6. Step 6: Final answer
    x = 3,588.42

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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.