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Finding the Fourth Proportional to 2,436.60, 3,655.80 and 2,346.60

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Solution

The fourth proportional to 2,436.60, 3,655.80 and 2,346.60 is: 3,520.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.60 : 3,655.80 = 2,346.60 : x
  2. Step 2: Convert to fraction form
    2,436.60/3,655.80 = 2,346.60/x
  3. Step 3: Cross multiply
    2,436.60x = 3,655.80 × 2,346.60
  4. Step 4: Simplify right side
    2,436.60x = 8,578,700.28
  5. Step 5: Solve for x
    x = 8,578,700.28/2,436.60
  6. Step 6: Final answer
    x = 3,520.77

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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.