Home / 9,712.56-14,570.46-3,137.97

Finding the Fourth Proportional to 9,712.56, 14,570.46 and 3,137.97

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Solution

The fourth proportional to 9,712.56, 14,570.46 and 3,137.97 is: 4,707.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712.56 : 14,570.46 = 3,137.97 : x
  2. Step 2: Convert to fraction form
    9,712.56/14,570.46 = 3,137.97/x
  3. Step 3: Cross multiply
    9,712.56x = 14,570.46 × 3,137.97
  4. Step 4: Simplify right side
    9,712.56x = 45,721,666.37
  5. Step 5: Solve for x
    x = 45,721,666.37/9,712.56
  6. Step 6: Final answer
    x = 4,707.48

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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.