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Finding the Fourth Proportional to 7,655.34, 11,483.02 and 2,461.22

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Solution

The fourth proportional to 7,655.34, 11,483.02 and 2,461.22 is: 3,691.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,655.34 : 11,483.02 = 2,461.22 : x
  2. Step 2: Convert to fraction form
    7,655.34/11,483.02 = 2,461.22/x
  3. Step 3: Cross multiply
    7,655.34x = 11,483.02 × 2,461.22
  4. Step 4: Simplify right side
    7,655.34x = 28,262,213.36
  5. Step 5: Solve for x
    x = 28,262,213.36/7,655.34
  6. Step 6: Final answer
    x = 3,691.83

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.