Home / 4,915.44-7,364.95-2,137.95

Finding the Fourth Proportional to 4,915.44, 7,364.95 and 2,137.95

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Solution

The fourth proportional to 4,915.44, 7,364.95 and 2,137.95 is: 3,203.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.44 : 7,364.95 = 2,137.95 : x
  2. Step 2: Convert to fraction form
    4,915.44/7,364.95 = 2,137.95/x
  3. Step 3: Cross multiply
    4,915.44x = 7,364.95 × 2,137.95
  4. Step 4: Simplify right side
    4,915.44x = 15,745,889.51
  5. Step 5: Solve for x
    x = 15,745,889.51/4,915.44
  6. Step 6: Final answer
    x = 3,203.35

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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.