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Finding the Fourth Proportional to 9,959.34, 14,935.34 and 3,383.76

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Solution

The fourth proportional to 9,959.34, 14,935.34 and 3,383.76 is: 5,074.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,959.34 : 14,935.34 = 3,383.76 : x
  2. Step 2: Convert to fraction form
    9,959.34/14,935.34 = 3,383.76/x
  3. Step 3: Cross multiply
    9,959.34x = 14,935.34 × 3,383.76
  4. Step 4: Simplify right side
    9,959.34x = 50,537,606.08
  5. Step 5: Solve for x
    x = 50,537,606.08/9,959.34
  6. Step 6: Final answer
    x = 5,074.39

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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.