Home / 5,066.55-7,603.20-1,779.62

Finding the Fourth Proportional to 5,066.55, 7,603.20 and 1,779.62

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Solution

The fourth proportional to 5,066.55, 7,603.20 and 1,779.62 is: 2,670.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,066.55 : 7,603.20 = 1,779.62 : x
  2. Step 2: Convert to fraction form
    5,066.55/7,603.20 = 1,779.62/x
  3. Step 3: Cross multiply
    5,066.55x = 7,603.20 × 1,779.62
  4. Step 4: Simplify right side
    5,066.55x = 13,530,768.77
  5. Step 5: Solve for x
    x = 13,530,768.77/5,066.55
  6. Step 6: Final answer
    x = 2,670.61

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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.