Home / 7,584.78-11,359.50-7,322.04

Finding the Fourth Proportional to 7,584.78, 11,359.50 and 7,322.04

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Solution

The fourth proportional to 7,584.78, 11,359.50 and 7,322.04 is: 10,966.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,584.78 : 11,359.50 = 7,322.04 : x
  2. Step 2: Convert to fraction form
    7,584.78/11,359.50 = 7,322.04/x
  3. Step 3: Cross multiply
    7,584.78x = 11,359.50 × 7,322.04
  4. Step 4: Simplify right side
    7,584.78x = 83,174,713.38
  5. Step 5: Solve for x
    x = 83,174,713.38/7,584.78
  6. Step 6: Final answer
    x = 10,966.00

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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.