Home / 5,705.36-8,559.30-1,756.64

Finding the Fourth Proportional to 5,705.36, 8,559.30 and 1,756.64

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Solution

The fourth proportional to 5,705.36, 8,559.30 and 1,756.64 is: 2,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705.36 : 8,559.30 = 1,756.64 : x
  2. Step 2: Convert to fraction form
    5,705.36/8,559.30 = 1,756.64/x
  3. Step 3: Cross multiply
    5,705.36x = 8,559.30 × 1,756.64
  4. Step 4: Simplify right side
    5,705.36x = 15,035,608.75
  5. Step 5: Solve for x
    x = 15,035,608.75/5,705.36
  6. Step 6: Final answer
    x = 2,635.35

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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.