Home / 7,904.56-11,869.17-7,554.01

Finding the Fourth Proportional to 7,904.56, 11,869.17 and 7,554.01

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Solution

The fourth proportional to 7,904.56, 11,869.17 and 7,554.01 is: 11,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.56 : 11,869.17 = 7,554.01 : x
  2. Step 2: Convert to fraction form
    7,904.56/11,869.17 = 7,554.01/x
  3. Step 3: Cross multiply
    7,904.56x = 11,869.17 × 7,554.01
  4. Step 4: Simplify right side
    7,904.56x = 89,659,828.87
  5. Step 5: Solve for x
    x = 89,659,828.87/7,904.56
  6. Step 6: Final answer
    x = 11,342.80

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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.