Home / 8,302.12-11,451.06-4,942.33

Finding the Fourth Proportional to 8,302.12, 11,451.06 and 4,942.33

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Solution

The fourth proportional to 8,302.12, 11,451.06 and 4,942.33 is: 6,816.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.12 : 11,451.06 = 4,942.33 : x
  2. Step 2: Convert to fraction form
    8,302.12/11,451.06 = 4,942.33/x
  3. Step 3: Cross multiply
    8,302.12x = 11,451.06 × 4,942.33
  4. Step 4: Simplify right side
    8,302.12x = 56,594,888.74
  5. Step 5: Solve for x
    x = 56,594,888.74/8,302.12
  6. Step 6: Final answer
    x = 6,816.92

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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.