Home / 8,235.30-11,364.70-4,458.49

Finding the Fourth Proportional to 8,235.30, 11,364.70 and 4,458.49

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Solution

The fourth proportional to 8,235.30, 11,364.70 and 4,458.49 is: 6,152.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235.30 : 11,364.70 = 4,458.49 : x
  2. Step 2: Convert to fraction form
    8,235.30/11,364.70 = 4,458.49/x
  3. Step 3: Cross multiply
    8,235.30x = 11,364.70 × 4,458.49
  4. Step 4: Simplify right side
    8,235.30x = 50,669,401.30
  5. Step 5: Solve for x
    x = 50,669,401.30/8,235.30
  6. Step 6: Final answer
    x = 6,152.71

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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.