Home / 9,947.93-14,913.51-4,321.37

Finding the Fourth Proportional to 9,947.93, 14,913.51 and 4,321.37

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Solution

The fourth proportional to 9,947.93, 14,913.51 and 4,321.37 is: 6,478.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947.93 : 14,913.51 = 4,321.37 : x
  2. Step 2: Convert to fraction form
    9,947.93/14,913.51 = 4,321.37/x
  3. Step 3: Cross multiply
    9,947.93x = 14,913.51 × 4,321.37
  4. Step 4: Simplify right side
    9,947.93x = 64,446,720.14
  5. Step 5: Solve for x
    x = 64,446,720.14/9,947.93
  6. Step 6: Final answer
    x = 6,478.41

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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.