Home / 4,488.21-6,735.15-1,715.18

Finding the Fourth Proportional to 4,488.21, 6,735.15 and 1,715.18

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Solution

The fourth proportional to 4,488.21, 6,735.15 and 1,715.18 is: 2,573.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488.21 : 6,735.15 = 1,715.18 : x
  2. Step 2: Convert to fraction form
    4,488.21/6,735.15 = 1,715.18/x
  3. Step 3: Cross multiply
    4,488.21x = 6,735.15 × 1,715.18
  4. Step 4: Simplify right side
    4,488.21x = 11,551,960.90
  5. Step 5: Solve for x
    x = 11,551,960.90/4,488.21
  6. Step 6: Final answer
    x = 2,573.85

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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.