Home / 11,370.51-16,962.50-10,575.09

Finding the Fourth Proportional to 11,370.51, 16,962.50 and 10,575.09

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Solution

The fourth proportional to 11,370.51, 16,962.50 and 10,575.09 is: 15,775.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370.51 : 16,962.50 = 10,575.09 : x
  2. Step 2: Convert to fraction form
    11,370.51/16,962.50 = 10,575.09/x
  3. Step 3: Cross multiply
    11,370.51x = 16,962.50 × 10,575.09
  4. Step 4: Simplify right side
    11,370.51x = 179,379,990.56
  5. Step 5: Solve for x
    x = 179,379,990.56/11,370.51
  6. Step 6: Final answer
    x = 15,775.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.