Home / 7,623.72-11,457.72-5,043.06

Finding the Fourth Proportional to 7,623.72, 11,457.72 and 5,043.06

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Solution

The fourth proportional to 7,623.72, 11,457.72 and 5,043.06 is: 7,579.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.72 : 11,457.72 = 5,043.06 : x
  2. Step 2: Convert to fraction form
    7,623.72/11,457.72 = 5,043.06/x
  3. Step 3: Cross multiply
    7,623.72x = 11,457.72 × 5,043.06
  4. Step 4: Simplify right side
    7,623.72x = 57,781,969.42
  5. Step 5: Solve for x
    x = 57,781,969.42/7,623.72
  6. Step 6: Final answer
    x = 7,579.24

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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.