Home / 8,235.11-11,364.62-4,650.81

Finding the Fourth Proportional to 8,235.11, 11,364.62 and 4,650.81

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Solution

The fourth proportional to 8,235.11, 11,364.62 and 4,650.81 is: 6,418.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235.11 : 11,364.62 = 4,650.81 : x
  2. Step 2: Convert to fraction form
    8,235.11/11,364.62 = 4,650.81/x
  3. Step 3: Cross multiply
    8,235.11x = 11,364.62 × 4,650.81
  4. Step 4: Simplify right side
    8,235.11x = 52,854,688.34
  5. Step 5: Solve for x
    x = 52,854,688.34/8,235.11
  6. Step 6: Final answer
    x = 6,418.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.