Home / 5,618.58-8,427.30-1,723.02

Finding the Fourth Proportional to 5,618.58, 8,427.30 and 1,723.02

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Solution

The fourth proportional to 5,618.58, 8,427.30 and 1,723.02 is: 2,584.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618.58 : 8,427.30 = 1,723.02 : x
  2. Step 2: Convert to fraction form
    5,618.58/8,427.30 = 1,723.02/x
  3. Step 3: Cross multiply
    5,618.58x = 8,427.30 × 1,723.02
  4. Step 4: Simplify right side
    5,618.58x = 14,520,406.45
  5. Step 5: Solve for x
    x = 14,520,406.45/5,618.58
  6. Step 6: Final answer
    x = 2,584.36

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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.