Home / 5,032.85-7,546.32-1,521.80

Finding the Fourth Proportional to 5,032.85, 7,546.32 and 1,521.80

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Solution

The fourth proportional to 5,032.85, 7,546.32 and 1,521.80 is: 2,281.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,032.85 : 7,546.32 = 1,521.80 : x
  2. Step 2: Convert to fraction form
    5,032.85/7,546.32 = 1,521.80/x
  3. Step 3: Cross multiply
    5,032.85x = 7,546.32 × 1,521.80
  4. Step 4: Simplify right side
    5,032.85x = 11,483,989.78
  5. Step 5: Solve for x
    x = 11,483,989.78/5,032.85
  6. Step 6: Final answer
    x = 2,281.81

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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.