Home / 4,963.32-7,430.40-3,915.99

Finding the Fourth Proportional to 4,963.32, 7,430.40 and 3,915.99

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Solution

The fourth proportional to 4,963.32, 7,430.40 and 3,915.99 is: 5,862.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,963.32 : 7,430.40 = 3,915.99 : x
  2. Step 2: Convert to fraction form
    4,963.32/7,430.40 = 3,915.99/x
  3. Step 3: Cross multiply
    4,963.32x = 7,430.40 × 3,915.99
  4. Step 4: Simplify right side
    4,963.32x = 29,097,372.10
  5. Step 5: Solve for x
    x = 29,097,372.10/4,963.32
  6. Step 6: Final answer
    x = 5,862.48

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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.