Home / 3,564.98-4,915.97-2,148.39

Finding the Fourth Proportional to 3,564.98, 4,915.97 and 2,148.39

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Solution

The fourth proportional to 3,564.98, 4,915.97 and 2,148.39 is: 2,962.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.98 : 4,915.97 = 2,148.39 : x
  2. Step 2: Convert to fraction form
    3,564.98/4,915.97 = 2,148.39/x
  3. Step 3: Cross multiply
    3,564.98x = 4,915.97 × 2,148.39
  4. Step 4: Simplify right side
    3,564.98x = 10,561,391.32
  5. Step 5: Solve for x
    x = 10,561,391.32/3,564.98
  6. Step 6: Final answer
    x = 2,962.54

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1.5x scale

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.