Home / 9,614.28-14,428.46-4,938.19

Finding the Fourth Proportional to 9,614.28, 14,428.46 and 4,938.19

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Solution

The fourth proportional to 9,614.28, 14,428.46 and 4,938.19 is: 7,410.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,614.28 : 14,428.46 = 4,938.19 : x
  2. Step 2: Convert to fraction form
    9,614.28/14,428.46 = 4,938.19/x
  3. Step 3: Cross multiply
    9,614.28x = 14,428.46 × 4,938.19
  4. Step 4: Simplify right side
    9,614.28x = 71,250,476.89
  5. Step 5: Solve for x
    x = 71,250,476.89/9,614.28
  6. Step 6: Final answer
    x = 7,410.90

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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.