Home / 5,817.28-8,727.29-1,657.35

Finding the Fourth Proportional to 5,817.28, 8,727.29 and 1,657.35

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Solution

The fourth proportional to 5,817.28, 8,727.29 and 1,657.35 is: 2,486.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,817.28 : 8,727.29 = 1,657.35 : x
  2. Step 2: Convert to fraction form
    5,817.28/8,727.29 = 1,657.35/x
  3. Step 3: Cross multiply
    5,817.28x = 8,727.29 × 1,657.35
  4. Step 4: Simplify right side
    5,817.28x = 14,464,174.08
  5. Step 5: Solve for x
    x = 14,464,174.08/5,817.28
  6. Step 6: Final answer
    x = 2,486.42

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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.