Home / 5,069.42-7,607.77-1,785.27

Finding the Fourth Proportional to 5,069.42, 7,607.77 and 1,785.27

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Solution

The fourth proportional to 5,069.42, 7,607.77 and 1,785.27 is: 2,679.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.42 : 7,607.77 = 1,785.27 : x
  2. Step 2: Convert to fraction form
    5,069.42/7,607.77 = 1,785.27/x
  3. Step 3: Cross multiply
    5,069.42x = 7,607.77 × 1,785.27
  4. Step 4: Simplify right side
    5,069.42x = 13,581,923.55
  5. Step 5: Solve for x
    x = 13,581,923.55/5,069.42
  6. Step 6: Final answer
    x = 2,679.19

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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.