Home / 9,947.79-14,918.94-3,710.28

Finding the Fourth Proportional to 9,947.79, 14,918.94 and 3,710.28

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Solution

The fourth proportional to 9,947.79, 14,918.94 and 3,710.28 is: 5,564.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947.79 : 14,918.94 = 3,710.28 : x
  2. Step 2: Convert to fraction form
    9,947.79/14,918.94 = 3,710.28/x
  3. Step 3: Cross multiply
    9,947.79x = 14,918.94 × 3,710.28
  4. Step 4: Simplify right side
    9,947.79x = 55,353,370.11
  5. Step 5: Solve for x
    x = 55,353,370.11/9,947.79
  6. Step 6: Final answer
    x = 5,564.39

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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.