Home / 11,058.36-15,261.84-6,213.88

Finding the Fourth Proportional to 11,058.36, 15,261.84 and 6,213.88

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Solution

The fourth proportional to 11,058.36, 15,261.84 and 6,213.88 is: 8,575.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,058.36 : 15,261.84 = 6,213.88 : x
  2. Step 2: Convert to fraction form
    11,058.36/15,261.84 = 6,213.88/x
  3. Step 3: Cross multiply
    11,058.36x = 15,261.84 × 6,213.88
  4. Step 4: Simplify right side
    11,058.36x = 94,835,242.34
  5. Step 5: Solve for x
    x = 94,835,242.34/11,058.36
  6. Step 6: Final answer
    x = 8,575.89

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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.