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Finding the Fourth Proportional to 4,609.86, 6,362.49 and 4,328.52

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Solution

The fourth proportional to 4,609.86, 6,362.49 and 4,328.52 is: 5,974.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,609.86 : 6,362.49 = 4,328.52 : x
  2. Step 2: Convert to fraction form
    4,609.86/6,362.49 = 4,328.52/x
  3. Step 3: Cross multiply
    4,609.86x = 6,362.49 × 4,328.52
  4. Step 4: Simplify right side
    4,609.86x = 27,540,165.21
  5. Step 5: Solve for x
    x = 27,540,165.21/4,609.86
  6. Step 6: Final answer
    x = 5,974.19

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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.