Home / 11,503.07-17,254.76-7,579.44

Finding the Fourth Proportional to 11,503.07, 17,254.76 and 7,579.44

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Solution

The fourth proportional to 11,503.07, 17,254.76 and 7,579.44 is: 11,369.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,503.07 : 17,254.76 = 7,579.44 : x
  2. Step 2: Convert to fraction form
    11,503.07/17,254.76 = 7,579.44/x
  3. Step 3: Cross multiply
    11,503.07x = 17,254.76 × 7,579.44
  4. Step 4: Simplify right side
    11,503.07x = 130,781,501.79
  5. Step 5: Solve for x
    x = 130,781,501.79/11,503.07
  6. Step 6: Final answer
    x = 11,369.27

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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.