Home / 7,648.60-11,498.82-6,108.28

Finding the Fourth Proportional to 7,648.60, 11,498.82 and 6,108.28

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Solution

The fourth proportional to 7,648.60, 11,498.82 and 6,108.28 is: 9,183.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648.60 : 11,498.82 = 6,108.28 : x
  2. Step 2: Convert to fraction form
    7,648.60/11,498.82 = 6,108.28/x
  3. Step 3: Cross multiply
    7,648.60x = 11,498.82 × 6,108.28
  4. Step 4: Simplify right side
    7,648.60x = 70,238,012.23
  5. Step 5: Solve for x
    x = 70,238,012.23/7,648.60
  6. Step 6: Final answer
    x = 9,183.12

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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.