Home / 1,518.07-2,092.21-1,124.41

Finding the Fourth Proportional to 1,518.07, 2,092.21 and 1,124.41

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Solution

The fourth proportional to 1,518.07, 2,092.21 and 1,124.41 is: 1,549.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.07 : 2,092.21 = 1,124.41 : x
  2. Step 2: Convert to fraction form
    1,518.07/2,092.21 = 1,124.41/x
  3. Step 3: Cross multiply
    1,518.07x = 2,092.21 × 1,124.41
  4. Step 4: Simplify right side
    1,518.07x = 2,352,501.85
  5. Step 5: Solve for x
    x = 2,352,501.85/1,518.07
  6. Step 6: Final answer
    x = 1,549.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.