Home / 4,915.30-7,372.77-3,045.46

Finding the Fourth Proportional to 4,915.30, 7,372.77 and 3,045.46

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Solution

The fourth proportional to 4,915.30, 7,372.77 and 3,045.46 is: 4,568.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.30 : 7,372.77 = 3,045.46 : x
  2. Step 2: Convert to fraction form
    4,915.30/7,372.77 = 3,045.46/x
  3. Step 3: Cross multiply
    4,915.30x = 7,372.77 × 3,045.46
  4. Step 4: Simplify right side
    4,915.30x = 22,453,476.12
  5. Step 5: Solve for x
    x = 22,453,476.12/4,915.30
  6. Step 6: Final answer
    x = 4,568.08

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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.