Home / 7,580.88-11,372.28-2,963.28

Finding the Fourth Proportional to 7,580.88, 11,372.28 and 2,963.28

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Solution

The fourth proportional to 7,580.88, 11,372.28 and 2,963.28 is: 4,445.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580.88 : 11,372.28 = 2,963.28 : x
  2. Step 2: Convert to fraction form
    7,580.88/11,372.28 = 2,963.28/x
  3. Step 3: Cross multiply
    7,580.88x = 11,372.28 × 2,963.28
  4. Step 4: Simplify right side
    7,580.88x = 33,699,249.88
  5. Step 5: Solve for x
    x = 33,699,249.88/7,580.88
  6. Step 6: Final answer
    x = 4,445.30

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1.5x scale

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.