Home / 9,392.78-12,962.44-5,201.03

Finding the Fourth Proportional to 9,392.78, 12,962.44 and 5,201.03

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Solution

The fourth proportional to 9,392.78, 12,962.44 and 5,201.03 is: 7,177.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,392.78 : 12,962.44 = 5,201.03 : x
  2. Step 2: Convert to fraction form
    9,392.78/12,962.44 = 5,201.03/x
  3. Step 3: Cross multiply
    9,392.78x = 12,962.44 × 5,201.03
  4. Step 4: Simplify right side
    9,392.78x = 67,418,039.31
  5. Step 5: Solve for x
    x = 67,418,039.31/9,392.78
  6. Step 6: Final answer
    x = 7,177.64

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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.