Home / 5,618.60-8,427.92-1,723.04

Finding the Fourth Proportional to 5,618.60, 8,427.92 and 1,723.04

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Solution

The fourth proportional to 5,618.60, 8,427.92 and 1,723.04 is: 2,584.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618.60 : 8,427.92 = 1,723.04 : x
  2. Step 2: Convert to fraction form
    5,618.60/8,427.92 = 1,723.04/x
  3. Step 3: Cross multiply
    5,618.60x = 8,427.92 × 1,723.04
  4. Step 4: Simplify right side
    5,618.60x = 14,521,643.28
  5. Step 5: Solve for x
    x = 14,521,643.28/5,618.60
  6. Step 6: Final answer
    x = 2,584.57

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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.