Home / 4,690.13-7,027.18-4,098.60

Finding the Fourth Proportional to 4,690.13, 7,027.18 and 4,098.60

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Solution

The fourth proportional to 4,690.13, 7,027.18 and 4,098.60 is: 6,140.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.13 : 7,027.18 = 4,098.60 : x
  2. Step 2: Convert to fraction form
    4,690.13/7,027.18 = 4,098.60/x
  3. Step 3: Cross multiply
    4,690.13x = 7,027.18 × 4,098.60
  4. Step 4: Simplify right side
    4,690.13x = 28,801,601.23
  5. Step 5: Solve for x
    x = 28,801,601.23/4,690.13
  6. Step 6: Final answer
    x = 6,140.90

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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.