Home / 8,713.40-13,072.30-2,473.42

Finding the Fourth Proportional to 8,713.40, 13,072.30 and 2,473.42

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Solution

The fourth proportional to 8,713.40, 13,072.30 and 2,473.42 is: 3,710.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713.40 : 13,072.30 = 2,473.42 : x
  2. Step 2: Convert to fraction form
    8,713.40/13,072.30 = 2,473.42/x
  3. Step 3: Cross multiply
    8,713.40x = 13,072.30 × 2,473.42
  4. Step 4: Simplify right side
    8,713.40x = 32,333,288.27
  5. Step 5: Solve for x
    x = 32,333,288.27/8,713.40
  6. Step 6: Final answer
    x = 3,710.75

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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.