Home / 8,442.82-12,653.22-6,110.68

Finding the Fourth Proportional to 8,442.82, 12,653.22 and 6,110.68

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Solution

The fourth proportional to 8,442.82, 12,653.22 and 6,110.68 is: 9,158.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,442.82 : 12,653.22 = 6,110.68 : x
  2. Step 2: Convert to fraction form
    8,442.82/12,653.22 = 6,110.68/x
  3. Step 3: Cross multiply
    8,442.82x = 12,653.22 × 6,110.68
  4. Step 4: Simplify right side
    8,442.82x = 77,319,778.39
  5. Step 5: Solve for x
    x = 77,319,778.39/8,442.82
  6. Step 6: Final answer
    x = 9,158.05

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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.