Home / 8,328.72-11,494.80-4,791.84

Finding the Fourth Proportional to 8,328.72, 11,494.80 and 4,791.84

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Solution

The fourth proportional to 8,328.72, 11,494.80 and 4,791.84 is: 6,613.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328.72 : 11,494.80 = 4,791.84 : x
  2. Step 2: Convert to fraction form
    8,328.72/11,494.80 = 4,791.84/x
  3. Step 3: Cross multiply
    8,328.72x = 11,494.80 × 4,791.84
  4. Step 4: Simplify right side
    8,328.72x = 55,081,242.43
  5. Step 5: Solve for x
    x = 55,081,242.43/8,328.72
  6. Step 6: Final answer
    x = 6,613.41

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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.