Home / 4,295.21-6,445.69-1,521.86

Finding the Fourth Proportional to 4,295.21, 6,445.69 and 1,521.86

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Solution

The fourth proportional to 4,295.21, 6,445.69 and 1,521.86 is: 2,283.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,295.21 : 6,445.69 = 1,521.86 : x
  2. Step 2: Convert to fraction form
    4,295.21/6,445.69 = 1,521.86/x
  3. Step 3: Cross multiply
    4,295.21x = 6,445.69 × 1,521.86
  4. Step 4: Simplify right side
    4,295.21x = 9,809,450.09
  5. Step 5: Solve for x
    x = 9,809,450.09/4,295.21
  6. Step 6: Final answer
    x = 2,283.81

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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.