Home / 5,701.60-8,551.86-1,805.68

Finding the Fourth Proportional to 5,701.60, 8,551.86 and 1,805.68

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Solution

The fourth proportional to 5,701.60, 8,551.86 and 1,805.68 is: 2,708.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.60 : 8,551.86 = 1,805.68 : x
  2. Step 2: Convert to fraction form
    5,701.60/8,551.86 = 1,805.68/x
  3. Step 3: Cross multiply
    5,701.60x = 8,551.86 × 1,805.68
  4. Step 4: Simplify right side
    5,701.60x = 15,441,922.56
  5. Step 5: Solve for x
    x = 15,441,922.56/5,701.60
  6. Step 6: Final answer
    x = 2,708.35

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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.