Home / 4,378.25-6,042.50-2,438.15

Finding the Fourth Proportional to 4,378.25, 6,042.50 and 2,438.15

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Solution

The fourth proportional to 4,378.25, 6,042.50 and 2,438.15 is: 3,364.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.25 : 6,042.50 = 2,438.15 : x
  2. Step 2: Convert to fraction form
    4,378.25/6,042.50 = 2,438.15/x
  3. Step 3: Cross multiply
    4,378.25x = 6,042.50 × 2,438.15
  4. Step 4: Simplify right side
    4,378.25x = 14,732,524.29
  5. Step 5: Solve for x
    x = 14,732,524.29/4,378.25
  6. Step 6: Final answer
    x = 3,364.93

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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.