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Finding the Fourth Proportional to 7,655.63, 11,483.44 and 2,461.50

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Solution

The fourth proportional to 7,655.63, 11,483.44 and 2,461.50 is: 3,692.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,655.63 : 11,483.44 = 2,461.50 : x
  2. Step 2: Convert to fraction form
    7,655.63/11,483.44 = 2,461.50/x
  3. Step 3: Cross multiply
    7,655.63x = 11,483.44 × 2,461.50
  4. Step 4: Simplify right side
    7,655.63x = 28,266,481.41
  5. Step 5: Solve for x
    x = 28,266,481.41/7,655.63
  6. Step 6: Final answer
    x = 3,692.25

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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.