Home / 7,675.13-11,512.56-3,058.13

Finding the Fourth Proportional to 7,675.13, 11,512.56 and 3,058.13

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Solution

The fourth proportional to 7,675.13, 11,512.56 and 3,058.13 is: 4,587.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,675.13 : 11,512.56 = 3,058.13 : x
  2. Step 2: Convert to fraction form
    7,675.13/11,512.56 = 3,058.13/x
  3. Step 3: Cross multiply
    7,675.13x = 11,512.56 × 3,058.13
  4. Step 4: Simplify right side
    7,675.13x = 35,206,905.11
  5. Step 5: Solve for x
    x = 35,206,905.11/7,675.13
  6. Step 6: Final answer
    x = 4,587.14

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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.