Home / 11,370.67-17,030.90-7,427.59

Finding the Fourth Proportional to 11,370.67, 17,030.90 and 7,427.59

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Solution

The fourth proportional to 11,370.67, 17,030.90 and 7,427.59 is: 11,124.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370.67 : 17,030.90 = 7,427.59 : x
  2. Step 2: Convert to fraction form
    11,370.67/17,030.90 = 7,427.59/x
  3. Step 3: Cross multiply
    11,370.67x = 17,030.90 × 7,427.59
  4. Step 4: Simplify right side
    11,370.67x = 126,498,505.39
  5. Step 5: Solve for x
    x = 126,498,505.39/11,370.67
  6. Step 6: Final answer
    x = 11,124.98

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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.