Home / 5,539.37-8,310.41-1,643.77

Finding the Fourth Proportional to 5,539.37, 8,310.41 and 1,643.77

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Solution

The fourth proportional to 5,539.37, 8,310.41 and 1,643.77 is: 2,466.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.37 : 8,310.41 = 1,643.77 : x
  2. Step 2: Convert to fraction form
    5,539.37/8,310.41 = 1,643.77/x
  3. Step 3: Cross multiply
    5,539.37x = 8,310.41 × 1,643.77
  4. Step 4: Simplify right side
    5,539.37x = 13,660,385.98
  5. Step 5: Solve for x
    x = 13,660,385.98/5,539.37
  6. Step 6: Final answer
    x = 2,466.06

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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.