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Finding the Fourth Proportional to 5,359.61, 8,041.30 and 1,662.77

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Solution

The fourth proportional to 5,359.61, 8,041.30 and 1,662.77 is: 2,494.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.61 : 8,041.30 = 1,662.77 : x
  2. Step 2: Convert to fraction form
    5,359.61/8,041.30 = 1,662.77/x
  3. Step 3: Cross multiply
    5,359.61x = 8,041.30 × 1,662.77
  4. Step 4: Simplify right side
    5,359.61x = 13,370,788.04
  5. Step 5: Solve for x
    x = 13,370,788.04/5,359.61
  6. Step 6: Final answer
    x = 2,494.73

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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.