Home / 12,748.58-17,593.57-7,083.30

Finding the Fourth Proportional to 12,748.58, 17,593.57 and 7,083.30

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Solution

The fourth proportional to 12,748.58, 17,593.57 and 7,083.30 is: 9,775.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,748.58 : 17,593.57 = 7,083.30 : x
  2. Step 2: Convert to fraction form
    12,748.58/17,593.57 = 7,083.30/x
  3. Step 3: Cross multiply
    12,748.58x = 17,593.57 × 7,083.30
  4. Step 4: Simplify right side
    12,748.58x = 124,620,534.38
  5. Step 5: Solve for x
    x = 124,620,534.38/12,748.58
  6. Step 6: Final answer
    x = 9,775.25

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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.