Home / 8,690.54-13,012.11-6,051.56

Finding the Fourth Proportional to 8,690.54, 13,012.11 and 6,051.56

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Solution

The fourth proportional to 8,690.54, 13,012.11 and 6,051.56 is: 9,060.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,690.54 : 13,012.11 = 6,051.56 : x
  2. Step 2: Convert to fraction form
    8,690.54/13,012.11 = 6,051.56/x
  3. Step 3: Cross multiply
    8,690.54x = 13,012.11 × 6,051.56
  4. Step 4: Simplify right side
    8,690.54x = 78,743,499.33
  5. Step 5: Solve for x
    x = 78,743,499.33/8,690.54
  6. Step 6: Final answer
    x = 9,060.83

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1.5x scale

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.