Home / 4,613.82-6,922.35-2,148.90

Finding the Fourth Proportional to 4,613.82, 6,922.35 and 2,148.90

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Solution

The fourth proportional to 4,613.82, 6,922.35 and 2,148.90 is: 3,224.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.82 : 6,922.35 = 2,148.90 : x
  2. Step 2: Convert to fraction form
    4,613.82/6,922.35 = 2,148.90/x
  3. Step 3: Cross multiply
    4,613.82x = 6,922.35 × 2,148.90
  4. Step 4: Simplify right side
    4,613.82x = 14,875,437.92
  5. Step 5: Solve for x
    x = 14,875,437.92/4,613.82
  6. Step 6: Final answer
    x = 3,224.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.