Home / 4,113.90-5,679.30-2,435.82

Finding the Fourth Proportional to 4,113.90, 5,679.30 and 2,435.82

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Solution

The fourth proportional to 4,113.90, 5,679.30 and 2,435.82 is: 3,362.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.90 : 5,679.30 = 2,435.82 : x
  2. Step 2: Convert to fraction form
    4,113.90/5,679.30 = 2,435.82/x
  3. Step 3: Cross multiply
    4,113.90x = 5,679.30 × 2,435.82
  4. Step 4: Simplify right side
    4,113.90x = 13,833,752.53
  5. Step 5: Solve for x
    x = 13,833,752.53/4,113.90
  6. Step 6: Final answer
    x = 3,362.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.