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Finding the Fourth Proportional to 4,590.72, 6,326.72 and 3,844.80

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Solution

The fourth proportional to 4,590.72, 6,326.72 and 3,844.80 is: 5,298.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,590.72 : 6,326.72 = 3,844.80 : x
  2. Step 2: Convert to fraction form
    4,590.72/6,326.72 = 3,844.80/x
  3. Step 3: Cross multiply
    4,590.72x = 6,326.72 × 3,844.80
  4. Step 4: Simplify right side
    4,590.72x = 24,324,973.06
  5. Step 5: Solve for x
    x = 24,324,973.06/4,590.72
  6. Step 6: Final answer
    x = 5,298.73

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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.