Home / 4,915.65-7,369.11-3,525.49

Finding the Fourth Proportional to 4,915.65, 7,369.11 and 3,525.49

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Solution

The fourth proportional to 4,915.65, 7,369.11 and 3,525.49 is: 5,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.65 : 7,369.11 = 3,525.49 : x
  2. Step 2: Convert to fraction form
    4,915.65/7,369.11 = 3,525.49/x
  3. Step 3: Cross multiply
    4,915.65x = 7,369.11 × 3,525.49
  4. Step 4: Simplify right side
    4,915.65x = 25,979,732.83
  5. Step 5: Solve for x
    x = 25,979,732.83/4,915.65
  6. Step 6: Final answer
    x = 5,285.10

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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.