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Finding the Fourth Proportional to 9,969.96, 14,955.36 and 3,729.33

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Solution

The fourth proportional to 9,969.96, 14,955.36 and 3,729.33 is: 5,594.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969.96 : 14,955.36 = 3,729.33 : x
  2. Step 2: Convert to fraction form
    9,969.96/14,955.36 = 3,729.33/x
  3. Step 3: Cross multiply
    9,969.96x = 14,955.36 × 3,729.33
  4. Step 4: Simplify right side
    9,969.96x = 55,773,472.71
  5. Step 5: Solve for x
    x = 55,773,472.71/9,969.96
  6. Step 6: Final answer
    x = 5,594.15

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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.