Home / 1,520.26-2,099.11-1,496.05

Finding the Fourth Proportional to 1,520.26, 2,099.11 and 1,496.05

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Solution

The fourth proportional to 1,520.26, 2,099.11 and 1,496.05 is: 2,065.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520.26 : 2,099.11 = 1,496.05 : x
  2. Step 2: Convert to fraction form
    1,520.26/2,099.11 = 1,496.05/x
  3. Step 3: Cross multiply
    1,520.26x = 2,099.11 × 1,496.05
  4. Step 4: Simplify right side
    1,520.26x = 3,140,373.52
  5. Step 5: Solve for x
    x = 3,140,373.52/1,520.26
  6. Step 6: Final answer
    x = 2,065.68

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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.