Home / 11,308.11-15,604.65-6,271.92

Finding the Fourth Proportional to 11,308.11, 15,604.65 and 6,271.92

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Solution

The fourth proportional to 11,308.11, 15,604.65 and 6,271.92 is: 8,654.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308.11 : 15,604.65 = 6,271.92 : x
  2. Step 2: Convert to fraction form
    11,308.11/15,604.65 = 6,271.92/x
  3. Step 3: Cross multiply
    11,308.11x = 15,604.65 × 6,271.92
  4. Step 4: Simplify right side
    11,308.11x = 97,871,116.43
  5. Step 5: Solve for x
    x = 97,871,116.43/11,308.11
  6. Step 6: Final answer
    x = 8,654.95

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Half scale
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Double scale
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Similar ratio
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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.