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Finding the Fourth Proportional to 9,936.43, 14,872.19 and 7,303.24

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Solution

The fourth proportional to 9,936.43, 14,872.19 and 7,303.24 is: 10,931.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,936.43 : 14,872.19 = 7,303.24 : x
  2. Step 2: Convert to fraction form
    9,936.43/14,872.19 = 7,303.24/x
  3. Step 3: Cross multiply
    9,936.43x = 14,872.19 × 7,303.24
  4. Step 4: Simplify right side
    9,936.43x = 108,615,112.39
  5. Step 5: Solve for x
    x = 108,615,112.39/9,936.43
  6. Step 6: Final answer
    x = 10,931.00

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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.