Home / 12,743.42-19,116.35-4,952.84

Finding the Fourth Proportional to 12,743.42, 19,116.35 and 4,952.84

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Solution

The fourth proportional to 12,743.42, 19,116.35 and 4,952.84 is: 7,429.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,743.42 : 19,116.35 = 4,952.84 : x
  2. Step 2: Convert to fraction form
    12,743.42/19,116.35 = 4,952.84/x
  3. Step 3: Cross multiply
    12,743.42x = 19,116.35 × 4,952.84
  4. Step 4: Simplify right side
    12,743.42x = 94,680,198.17
  5. Step 5: Solve for x
    x = 94,680,198.17/12,743.42
  6. Step 6: Final answer
    x = 7,429.73

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1.5x scale

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.