Home / 2,134.47-3,201.65-1,162.47

Finding the Fourth Proportional to 2,134.47, 3,201.65 and 1,162.47

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Solution

The fourth proportional to 2,134.47, 3,201.65 and 1,162.47 is: 1,743.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134.47 : 3,201.65 = 1,162.47 : x
  2. Step 2: Convert to fraction form
    2,134.47/3,201.65 = 1,162.47/x
  3. Step 3: Cross multiply
    2,134.47x = 3,201.65 × 1,162.47
  4. Step 4: Simplify right side
    2,134.47x = 3,721,816.26
  5. Step 5: Solve for x
    x = 3,721,816.26/2,134.47
  6. Step 6: Final answer
    x = 1,743.67

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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.