Home / 11,203.11-15,461.48-6,956.89

Finding the Fourth Proportional to 11,203.11, 15,461.48 and 6,956.89

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Solution

The fourth proportional to 11,203.11, 15,461.48 and 6,956.89 is: 9,601.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.11 : 15,461.48 = 6,956.89 : x
  2. Step 2: Convert to fraction form
    11,203.11/15,461.48 = 6,956.89/x
  3. Step 3: Cross multiply
    11,203.11x = 15,461.48 × 6,956.89
  4. Step 4: Simplify right side
    11,203.11x = 107,563,794.34
  5. Step 5: Solve for x
    x = 107,563,794.34/11,203.11
  6. Step 6: Final answer
    x = 9,601.24

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Half scale
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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.