Home / 12,741.03-17,582.03-7,076.14

Finding the Fourth Proportional to 12,741.03, 17,582.03 and 7,076.14

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Solution

The fourth proportional to 12,741.03, 17,582.03 and 7,076.14 is: 9,764.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,741.03 : 17,582.03 = 7,076.14 : x
  2. Step 2: Convert to fraction form
    12,741.03/17,582.03 = 7,076.14/x
  3. Step 3: Cross multiply
    12,741.03x = 17,582.03 × 7,076.14
  4. Step 4: Simplify right side
    12,741.03x = 124,412,782.47
  5. Step 5: Solve for x
    x = 124,412,782.47/12,741.03
  6. Step 6: Final answer
    x = 9,764.74

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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.